Business Analytics Capstone Project / Dissertation

Chapter 13
Capstone Execution and Industry Collaboration

Bachelors Program in Business Analytics
Business Analytics Capstone Project / Dissertation   •   Bachelor

Capstone Execution and Industry Collaboration

Introduction and Context

A business analytics capstone project converts academic knowledge into a defensible professional deliverable. It may involve developing a forecasting model, evaluating a customer database, designing a dashboard, optimizing a process, or investigating a business problem through data. Unlike a classroom exercise, a capstone is conducted under conditions of incomplete information, competing expectations, limited time, data constraints, and accountability to multiple stakeholders.

Successful execution therefore requires more than technical competence. Students must manage sponsors, academic supervisors, data owners, subject-matter experts, analysts, and end users. They must translate business needs into an agreed scope, select an appropriate project method, control quality and risk, resolve conflict, protect confidential information, and respond constructively to feedback. The final product must be analytically credible and useful to its intended audience.

This chapter presents a practical governance and delivery framework for capstone projects. It applies to both agile and traditional approaches and emphasizes professional judgment: methods should serve the problem rather than become an administrative end in themselves.

Learning Objectives

By the end of this chapter, students should be able to:

  1. Explain the roles and expectations of sponsors, supervisors, project teams, data owners, and users.
  2. Select and justify an agile, traditional, or hybrid delivery approach.
  3. Define and control scope, deliverables, assumptions, dependencies, and acceptance criteria.
  4. Apply practical techniques for quality assurance, risk management, issue management, and conflict resolution.
  5. Use stakeholder feedback to improve an analytical product without compromising methodological integrity.
  6. Demonstrate professional, ethical, and accountable conduct in an industry-collaborative project.

1. The Capstone as a Governed Professional Project

A capstone has three simultaneous dimensions:

  • An academic inquiry: it must demonstrate understanding, methodological reasoning, evidence, and critical reflection.
  • A business intervention: it should address a real or realistic decision, process, customer, financial, or operational need.
  • A managed project: it has objectives, resources, schedule constraints, stakeholders, risks, deliverables, and acceptance decisions.

These dimensions can conflict. An industry sponsor may want a rapid dashboard, while the academic supervisor expects a careful evaluation of data quality and limitations. A technically impressive model may be unsuitable if users cannot interpret or maintain it. Conversely, a highly useful business report may fail academically if its methods and evidence are not transparent.

A strong project establishes a shared definition of success. For example, success may require a validated forecasting model, a documented data pipeline, a dashboard prototype, a user guide, and a written evaluation of limitations. “Build an AI solution” is not an adequate success definition because it does not specify the decision, users, data, performance threshold, or operational context.

Stakeholder roles

StakeholderPrimary contributionTypical concern
SponsorBusiness priority, access, decisions, acceptanceValue, timing, feasibility
Academic supervisorMethodological and scholarly guidanceRigor, scope, evidence, ethics
Student project leadCoordination, analysis, documentation, deliveryIntegration of all requirements
Team membersSpecialist analysis, engineering, visualization, or domain workClear responsibilities and dependencies
Data ownerAccess, definitions, permissions, data qualitySecurity, privacy, appropriate use
End usersWorkflow knowledge and usability feedbackRelevance, interpretability, effort
Assessor or review panelIndependent evaluationCompliance with academic criteria

A responsibility assignment matrix clarifies accountability. A common model is RACI: Responsible performs the work; Accountable owns the outcome; Consulted provides input; Informed receives updates. Each important deliverable should have one clearly accountable person, even when several people are responsible for its production.

2. Establishing the Project Foundation

The project charter

Before substantial analysis begins, the team should prepare a short project charter. It normally includes:

  • business problem and decision context;
  • project purpose and measurable objectives;
  • in-scope and out-of-scope activities;
  • expected deliverables and acceptance criteria;
  • stakeholders and governance arrangements;
  • assumptions, constraints, dependencies, and exclusions;
  • preliminary schedule and milestones;
  • data sources, access conditions, and ethical requirements;
  • communication and escalation arrangements.

A useful objective identifies an outcome rather than merely an activity. “Create a dashboard” describes an output. “Enable regional managers to identify delayed orders early using a daily exception dashboard” describes a business purpose and begins to define the user and decision.

Scope and the baseline

Scope is the boundary of what the project will and will not deliver. A scope baseline consists of the agreed scope statement, work breakdown or backlog, and acceptance criteria. Scope must be specific enough to guide decisions but flexible enough to accommodate justified learning.

A practical scope statement answers five questions:

  1. What decision or problem is being addressed?
  2. Who will use the result?
  3. What data, processes, or organizational units are included?
  4. What outputs will be delivered?
  5. What is explicitly excluded?

A work breakdown structure decomposes the project into manageable work packages, such as data access, data profiling, requirements validation, exploratory analysis, model development, evaluation, visualization, documentation, and presentation. Decomposition exposes hidden work and supports more realistic scheduling.

Requirements and acceptance criteria

Requirements should distinguish between:

  • Functional requirements: what the product must do, such as filter sales by region.
  • Non-functional requirements: qualities such as response time, accessibility, security, explainability, or maintainability.
  • Analytical requirements: methodological expectations, such as a time-based validation design or comparison with a baseline.
  • Compliance requirements: privacy, retention, licensing, or institutional rules.

Acceptance criteria should be observable. “Accurate” is weak; “the model must outperform the seasonal naïve baseline on the agreed holdout period, using the selected error measure, and its limitations must be documented” is stronger. The sponsor and supervisor should agree on criteria before final delivery where possible.

3. Choosing a Delivery Approach

Traditional or plan-driven delivery

A traditional approach defines major requirements and deliverables early, then proceeds through stages such as initiation, planning, data preparation, analysis, development, validation, and closure. It is suitable when requirements are stable, approvals are formal, dependencies are significant, or the project must produce extensive documentation.

Its strengths include predictability, traceability, clear approval points, and easier control of formal changes. Its weaknesses include delayed feedback and the risk of building the wrong product carefully when early assumptions are incorrect.

Agile delivery

Agile approaches use short iterations, frequent stakeholder feedback, prioritized work, and incremental delivery. A backlog records requested work as items, often expressed as user stories. For example: “As a service manager, I want to see unresolved complaints by age and category so that I can allocate staff each morning.” Each item should have a definition of done, such as tested data logic, documented assumptions, and stakeholder review.

Agile is useful when the problem is evolving, users need to see prototypes, or analytical learning will change requirements. It does not mean unplanned work, absent documentation, or unlimited flexibility. A capstone still needs a research question, ethical controls, versioned evidence, and a final evaluation.

Hybrid delivery

A hybrid approach is often appropriate. The team may use a formal charter, ethics approval, data-access agreement, and final report, while developing the dashboard or model through short iterations. The governance framework is stable; the analytical product evolves through controlled learning.

The selection should be justified by uncertainty, stakeholder availability, data maturity, regulatory requirements, and the cost of change. Method choice is itself a project decision and should be recorded in the project rationale.

4. Planning and Monitoring Execution

A schedule should connect activities, dependencies, milestones, and resources. Common milestones include approved charter, data access, completed profiling, validated requirements, prototype review, model evaluation, user acceptance, and final submission.

A simple status report should communicate:

  • work completed since the previous update;
  • work planned next;
  • progress against milestones;
  • decisions required from stakeholders;
  • new risks, issues, or dependencies;
  • changes to scope, quality, or resources.

Status should be evidence-based. “The project is 70% complete” is difficult to interpret unless the measurement basis is stated. A deliverable-based assessment can be more meaningful: for example, three of five agreed deliverables have passed acceptance review, while the fourth is in testing.

Earned value as an optional control technique

For larger or more structured capstones, earned value concepts can provide a disciplined view of schedule and cost. Let:

  • PV be planned value: the authorized budgeted value of work scheduled by a date;
  • EV be earned value: the authorized budgeted value of work actually completed;
  • AC be actual cost: the cost incurred for the completed work.

The schedule variance and cost variance are:

SV = EV − PV
CV = EV − AC

The schedule performance index and cost performance index are:

SPI = EV ÷ PV
CPI = EV ÷ AC

These measures assume that work packages have assigned budgets and objectively assessed completion. An SPI below 1 indicates less earned work than planned by the measurement date; a CPI below 1 indicates that the earned value is lower than the actual cost. In a student project with no monetary budget, analogous effort units may be used cautiously, but they should not be presented as financial performance.

5. Scope Control and Change Management

Analytical projects naturally generate new questions. Scope control should not suppress useful discovery; it should make consequences visible. A change request should state:

  1. the requested change and its rationale;
  2. the expected benefit;
  3. effects on time, data, quality, ethics, and other deliverables;
  4. alternatives, including deferral;
  5. the decision-maker and decision date.

A change may be accepted, rejected, deferred, or incorporated by replacing another item. A useful prioritization method classifies work as essential, important, desirable, or excluded. In an agile project, the product owner or sponsor may reprioritize the backlog, but academic and ethical requirements cannot be casually traded away.

Scope creep occurs when additions enter without an explicit decision about their consequences. Typical warning signs include new business units, extra data sources, requests for real-time operation, additional models, or unplanned production deployment. The professional response is to acknowledge the value of the request, assess its implications, and propose a controlled option.

6. Quality Management in Analytics

Quality is not simply the absence of software errors. It includes fitness for purpose, accuracy of definitions, reproducibility, usability, security, interpretability, and honest communication of uncertainty.

Quality dimensions

  • Data quality: completeness, validity, consistency, uniqueness, timeliness, and accuracy relative to a trusted source.
  • Analytical quality: suitable method selection, correct implementation, appropriate validation, meaningful baselines, and sensitivity analysis.
  • Product quality: understandable visuals, reliable refresh processes, accessible design, and usable documentation.
  • Process quality: traceability, version control, peer review, approvals, and reproducibility.
  • Communication quality: clear assumptions, limitations, decision implications, and avoidance of exaggerated claims.

A practical quality plan assigns checks to project stages. During ingestion, verify schemas, row counts, missingness, duplicates, and data types. During analysis, review transformations, sampling decisions, leakage risks, and validation design. Before delivery, test calculations, filters, labels, permissions, and user workflows.

Peer review should be specific. Reviewers should inspect whether a conclusion follows from the evidence, whether alternative explanations were considered, and whether the method could be repeated from the documentation. Version control should preserve code, data dictionaries, model versions, decision logs, and approved outputs. Sensitive raw data should not be copied casually into personal devices or public repositories.

7. Risk, Issues, and Dependencies

A risk is an uncertain event that may affect objectives; an issue is a problem that has already occurred. A dependency is a relationship in which one activity or decision relies on another.

A risk register commonly records the risk statement, cause, consequence, probability, impact, owner, response, trigger, and current status. A simple qualitative priority can be represented as:

Risk priority = Probability × Impact

This multiplication is a prioritization aid, not a probability law. It is appropriate only when probability and impact have been assigned consistent ordinal or numerical scales and the organization accepts the resulting ranking. It does not establish that risks are statistically independent or that a value has monetary meaning.

Typical responses are:

  • Avoid: change the plan so the risk no longer applies.
  • Mitigate: reduce probability or impact.
  • Transfer: allocate responsibility contractually or organizationally.
  • Accept: monitor the risk and prepare a contingency.

For example, uncertain data access may be mitigated by obtaining a smaller approved extract, using a de-identified sample, and preparing a secondary public dataset for methodological demonstration. A risk owner monitors the trigger and acts; merely listing a risk does not manage it.

Issues should be logged with an owner, target date, impact, decision required, and escalation route. Students should escalate early, particularly when delays affect ethical approval, contractual access, or final assessment.

8. Stakeholder Feedback, Communication, and Conflict

Stakeholder communication is a process of alignment, not a sequence of announcements. Different stakeholders need different levels of detail. A sponsor may need decisions and business implications; a data owner may need access controls; a supervisor may need methodological justification; end users may need a demonstration using familiar tasks.

A communication plan specifies the audience, purpose, channel, frequency, owner, and expected response. Meetings should produce concise records containing decisions, actions, owners, deadlines, and unresolved questions.

Feedback should be classified before being acted upon:

  • a factual correction;
  • a requirement clarification;
  • a usability observation;
  • a methodological challenge;
  • a preference or political concern;
  • a request outside scope.

Not every preference should change the analysis. If a sponsor asks the team to remove an inconvenient result, the team should explain that presentation can be improved but evidence cannot be selectively suppressed. If a stakeholder disputes a measure, the team should examine definitions, data provenance, and alternative specifications rather than treating authority as proof.

Conflict is normal when stakeholders have different incentives. A constructive resolution sequence is:

  1. define the disagreement in neutral terms;
  2. separate evidence, assumptions, preferences, and constraints;
  3. identify the decision that must be made;
  4. generate options and assess their consequences;
  5. agree an action, owner, and review date;
  6. escalate according to governance if agreement is impossible.

Professional disagreement is respectful and specific. Personal criticism, hidden decisions, retaliation, and public blame undermine both project quality and learning.

9. Professional, Ethical, and Governance Responsibilities

Business analytics can affect employment, credit, access to services, pricing, and reputation. A capstone must therefore observe institutional ethics requirements, data-protection law, contractual restrictions, and professional codes applicable to the context.

Core responsibilities include:

  • use data only for an authorized purpose;
  • collect or access the minimum necessary information;
  • protect personal and commercially sensitive data;
  • document consent, lawful basis, or other applicable authorization;
  • separate identifiers from analytical data where possible;
  • control access and retain data only as long as justified;
  • report limitations, missingness, and uncertainty;
  • test for material bias and disparate impact where relevant;
  • avoid misleading visualizations and unsupported causal claims;
  • disclose material use of automated or generative AI tools.

A model’s predictive association does not automatically establish causation. Nor does a high average performance guarantee fairness across subgroups. Students should examine whether definitions are consistent, whether excluded cases matter, and whether the proposed decision process creates feedback loops.

Generative AI can assist with brainstorming, code explanation, documentation drafts, or test-case generation, but it can produce fabricated citations, insecure code, and incorrect analytical advice. Students remain accountable for verification, originality, confidentiality, and compliance with institutional rules. Confidential data should not be entered into an AI service unless approved by the data owner and institution.

10. Working in Multidisciplinary Teams

A multidisciplinary team combines business, statistical, technical, design, and communication capabilities. Its value depends on integration. Responsibilities should be assigned according to competence while ensuring that each member understands the project’s shared objective.

Effective team practice includes a team agreement covering availability, response times, meeting norms, decision rules, file naming, code review, authorship, and procedures for missed commitments. Work should be integrated frequently rather than left until the final week. Pair review and short demonstrations help reveal incompatible assumptions early.

Common coordination failures include analysts using different definitions of “customer,” engineers changing a data transformation without notifying modelers, and designers receiving late changes that invalidate accessibility testing. A shared data dictionary, decision log, repository structure, and interface contract reduce these failures.

Leadership in a capstone is not merely task allocation. It involves creating psychological safety for raising concerns, making decisions visible, recognizing contributions, and protecting the team from unreasonable or unethical demands.

11. Industry Collaboration Case

Illustrative case: reducing late deliveries for a regional distributor

Background. A regional distributor asks a student team to reduce late deliveries. The sponsor initially requests “an AI dashboard predicting delays.” The team includes a business analyst, data analyst, visualization specialist, and operations representative. An academic supervisor oversees method and assessment.

Problem definition. During discovery, the team learns that managers need a daily list of shipments requiring intervention, not simply a prediction score. The project is reframed as: develop and evaluate a decision-support prototype that identifies shipments at elevated risk of late delivery using information available before dispatch, and explain how managers should act on the results.

Analysis. Data access is delayed because customer addresses and driver identifiers are sensitive. The team records this as a risk and works with the data owner to obtain de-identified shipment IDs, region codes, planned and actual dates, order characteristics, and operational status fields. Profiling reveals that a status field was updated after delivery; using it would create target leakage. The field is excluded from predictors.

The team establishes a baseline based on the historical late-delivery rate by region and compares candidate models using a time-ordered validation design. It documents the outcome definition, prediction time, exclusions, missing-value treatment, and limitations. Because managers can investigate only a limited number of shipments each morning, the team reports precision among the highest-risk cases as well as overall discrimination. It does not claim that the model causes faster delivery.

Approach. The project uses a hybrid method. A formal charter, data agreement, ethics review, and final report are fixed. The dashboard is developed in three iterations. Iteration one confirms definitions and displays historical patterns. Iteration two adds a prototype risk list and explanation fields. Iteration three tests the workflow with dispatch managers and improves labels, filters, and documentation.

Stakeholder conflict. The sponsor requests that the team hide a region with poor performance because it may damage relationships with a contractor. The team explains that suppressing the region would make the dashboard misleading. After discussion, the sponsor agrees to display the result with contextual notes and a separate action plan. The supervisor confirms that this response demonstrates professional integrity.

Outcome. The final deliverable is a validated prototype, data dictionary, evaluation report, user guide, risk register, and presentation. The sponsor accepts the prototype for a limited pilot but does not authorize production deployment until monitoring, access controls, and operational ownership are defined. The academic evaluation recognizes the team’s handling of leakage, scope, feedback, and ethical communication.

Learning points. The case shows that the valuable product was not merely a model. It was a governed decision-support intervention. Clarifying the decision improved the objective; data governance protected the organization; iterative testing improved usability; and transparent limitations increased trust.

12. Closing and Handover

A professional close confirms that deliverables meet acceptance criteria, unresolved limitations are recorded, and ownership is transferred. The handover should include the final analytical files, code or workflow documentation, data dictionary, configuration instructions, user guide, known issues, monitoring recommendations, and permissions information.

A closure review asks:

  • Were the original objectives met, partially met, or changed?
  • Which assumptions proved incorrect?
  • What evidence supports the conclusions?
  • What risks remain after handover?
  • Who owns maintenance and future decisions?
  • What should be repeated or avoided in future projects?

A project is not fully complete when the presentation ends. It is complete when stakeholders understand what was delivered, how it should be used, what it cannot establish, and who is responsible for the next step.

Challenges and Limitations

Capstone teams commonly face limited access to data, unstable stakeholder availability, ambiguous requirements, compressed schedules, uneven technical skills, and pressure to overstate results. Academic projects also have a structural limitation: a prototype may not be tested over the long period or operational scale required for production use. Students should distinguish proof of concept, pilot, and production system.

No framework eliminates uncertainty. Registers can become bureaucratic, agile ceremonies can become performative, and acceptance criteria can encourage narrow optimization. Governance must therefore remain proportionate. The purpose of control is to improve decisions and accountability, not to generate paperwork detached from the work.

Best-Practice Checklist

Before execution, confirm the charter, scope, roles, ethics, data access, acceptance criteria, and communication plan. During execution, maintain a decision log, versioned work, risk and issue registers, regular demonstrations, peer review, and documented feedback. Before delivery, test the product with representative users, verify calculations and permissions, report limitations, obtain acceptance, and prepare a realistic handover. At all times, protect data, challenge unsupported claims, and escalate material concerns early.

Chapter Summary

Capstone execution is a governed professional activity that integrates academic inquiry, business value, and project delivery. Sponsors provide priorities and decisions, supervisors protect methodological quality, data owners govern access, users test usefulness, and students coordinate the whole system. A project charter, scope baseline, requirements, acceptance criteria, and responsibility matrix create a shared foundation.

Traditional, agile, and hybrid approaches are all legitimate when chosen for the project’s uncertainty, dependencies, governance needs, and stakeholder context. Scope control makes changes explicit rather than preventing learning. Quality management covers data, analysis, product, process, and communication. Risk registers, issue logs, escalation, and dependency management make uncertainty actionable.

Effective industry collaboration depends on evidence-based communication, respectful conflict resolution, multidisciplinary integration, and responsiveness to feedback without compromising integrity. Ethical practice requires authorized data use, privacy protection, transparency, fairness awareness, and careful treatment of AI tools. A successful handover communicates not only what the project delivers, but also its limitations, ownership, and conditions for responsible use.

Key Terms

Acceptance criteria: Observable conditions that a deliverable must satisfy to be accepted.

Agile delivery: An iterative approach using short cycles, prioritization, frequent feedback, and incremental outputs.

Baseline: An approved reference point against which scope, schedule, or performance is monitored.

Change request: A documented proposal to alter an approved requirement, deliverable, or constraint.

Data owner: The person or organization responsible for authorizing and governing data use.

Dependency: A relationship in which one task, decision, or deliverable relies on another.

Earned value: The authorized budgeted value of work actually completed.

Escalation: Moving a decision or unresolved problem to an appropriate higher authority.

Issue: A problem that has already occurred and requires management.

Iteration: A limited period in which a planned increment of work is produced and reviewed.

Milestone: A significant scheduled point or decision in a project.

Project charter: A document establishing the purpose, scope, governance, stakeholders, and constraints of a project.

RACI: A responsibility model identifying who is Responsible, Accountable, Consulted, and Informed.

Risk: An uncertain event or condition that may affect project objectives.

Scope creep: Uncontrolled expansion of project work without an approved assessment of consequences.

Sponsor: The stakeholder who supports the project, provides business direction, and often accepts outcomes.

Stakeholder: A person or group that affects, is affected by, or has an interest in the project.

Validation: Evaluation of whether an analytical product is appropriate and useful for its intended purpose.

Review Questions

Short Answer Questions

  1. What are the three simultaneous dimensions of a capstone project?
  2. Distinguish between a risk and an issue.
  3. What information should a project charter contain?
  4. Why are acceptance criteria important for analytical deliverables?
  5. State two responsibilities of a data owner.

Long Answer Questions

  1. Compare traditional, agile, and hybrid delivery approaches for a business analytics capstone. Explain when each is appropriate.
  2. Explain how a team can control scope while remaining responsive to legitimate stakeholder learning.
  3. Discuss the dimensions of quality that should be assessed in an analytics project.
  4. Explain how professional communication and conflict-resolution practices support industry collaboration.
  5. Discuss the ethical and governance responsibilities involved in using organizational data and generative AI.

Analytical / Application Questions

  1. A sponsor requests a real-time predictive dashboard two weeks before submission, although the approved project covers a weekly historical dashboard. Prepare a change-control response, including scope, risk, quality, and acceptance considerations.
  2. A model performs well overall but poorly for a small customer subgroup. Design an investigation and decision process before recommending deployment.
  3. A team discovers that a predictor was recorded only after the outcome occurred. Explain the analytical problem, the governance implications, and the steps required to repair the project.

Multiple Choice Questions with Answers

Question 1

Which stakeholder is primarily accountable for business priority and acceptance of a capstone outcome?

A. The sponsor

B. The data owner

C. The end user

D. The academic assessor

Correct Answer: A. The sponsor

Question 2

Which statement best describes scope creep?

A. A planned decomposition of work into tasks

B. Uncontrolled expansion of work without assessing consequences

C. A formal approval of a completed deliverable

D. A reduction in project risk through mitigation

Correct Answer: B. Uncontrolled expansion of work without assessing consequences

Question 3

A project has PV = 80 and EV = 60, measured in consistent budgeted work units. What is its SPI?

A. 0.50

B. 0.75

C. 1.33

D. 140

Correct Answer: B. 0.75

Question 4

Which delivery approach is most characterized by short iterations and frequent stakeholder feedback?

A. Agile delivery

B. Purely plan-driven delivery

C. Financial auditing

D. Data archiving

Correct Answer: A. Agile delivery

Question 5

Which item is an issue rather than a risk?

A. A data-access delay might occur next month

B. A stakeholder may request additional scope

C. The approved data extract has already been corrupted

D. A model may perform poorly for a subgroup

Correct Answer: C. The approved data extract has already been corrupted

Question 6

Why is a field recorded after the target outcome especially problematic as a model predictor?

A. It necessarily reduces the dataset size

B. It can create target leakage and unrealistic performance

C. It guarantees fairness across groups

D. It eliminates the need for validation

Correct Answer: B. It can create target leakage and unrealistic performance

Question 7

What is the main purpose of acceptance criteria?

A. To make every stakeholder responsible for every task

B. To define observable conditions for accepting a deliverable

C. To replace ethical review

D. To guarantee that requirements never change

Correct Answer: B. To define observable conditions for accepting a deliverable

Question 8

Which response best reflects professional handling of a request to hide an inconvenient analytical result?

A. Remove it without recording the change

B. Publish it without any context

C. Discuss transparent presentation and document the decision

D. Allow the most senior person to alter the data

Correct Answer: C. Discuss transparent presentation and document the decision

Question 9

In a RACI matrix, what does the accountable person do?

A. Owns the outcome and decision responsibility

B. Receives every technical task

C. Provides optional informal advice only

D. Must perform all project work personally

Correct Answer: A. Owns the outcome and decision responsibility

Question 10

Which practice most directly supports reproducibility?

A. Keeping undocumented manual transformations

B. Using version control and documenting assumptions and methods

C. Changing definitions during presentation

D. Restricting peer review until after submission

Correct Answer: B. Using version control and documenting assumptions and methods

Business Analytics Capstone Project / Dissertation
Chapter 13 of 14