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Orientation & BIZBOKOpen accessCase study and exercise

Northstar, A Worked Business Architecture Case

Stephen Klahr · Stephen Klahr

Follow a fictional equipment-services company through investment, operational readiness, and realized-value decisions. Practice independently with optional AI assistance, or read the worked example, which reveals all three answers.

  • Northstar
  • Independent practice
  • Applied practice
Foundations & MetamodelsRegistration closedDownload

Business Architecture Metamodel Guide v2.1

Business Architecture Guild · Standards & official guidance

The Guild guide to connected architecture relationships, including alignment with customer journeys, requirements, processes, and value creation. Use it to move beyond isolated maps toward a coherent knowledgebase.

Access note: The publisher displayed “Registration Closed” on October 2, 2026. Previously registered users can sign in; new visitors should check the Guild catalog for current access. The public BACM specification is a separate reference, not a replacement edition.

  • Metamodel
  • Relationships
  • Alignment
Business Analysis & DiscoveryOpen accessOnline glossary

BABOK Guide Glossary

International Institute of Business Analysis · Standards & official guidance

A free official glossary for business analysis terminology. Use it to align language around needs, requirements, designs, value, stakeholders, and change before detailed work begins.

  • BABOK
  • Glossary
  • Definitions
Business Analysis & DiscoveryOpen accessPractice guide

Business Analysis Process

University of Notre Dame · University & research

A practical university guide that connects business objectives and scope to stakeholder identification, elicitation, current and future states, requirements, and solution selection.

  • Business analysis
  • Requirements
  • Workflow
Business Analysis & DiscoveryOpen accessKnowledge-base article

Business or Mission Analysis

Systems Engineering Body of Knowledge · University & research

SEBoK guidance for defining the problem or opportunity, mission, objectives, measures, operational context, and solution-space boundaries before requirements are committed.

  • Problem analysis
  • Mission
  • Options
Business Analysis & DiscoveryOpen accessMethod library

Design Kit Methods

IDEO.org · Practitioner & nonprofit

A broad collection of step-by-step human-centered methods for interviews, observation, synthesis, co-creation, prototyping, testing, and preparing a solution to scale.

  • Elicitation
  • Workshops
  • Prototyping
Business Analysis & DiscoveryOpen accessPlaybook

Digital Services Playbook

U.S. Government · Standards & official guidance

Thirteen practical plays that start with understanding what people need and the whole service experience, then connect discovery to iterative delivery, accountability, and outcomes.

  • User needs
  • Service design
  • Delivery
Business Analysis & DiscoveryOpen accessPractice guide

How the Discovery Phase Works

UK Government Service Manual · Standards & official guidance

A clear guide to framing a discovery, researching users and constraints, challenging assumptions, and deciding whether a problem should move into solution exploration.

  • Discovery
  • Problem framing
  • Research
Business Analysis & DiscoveryOpen accessPDF handbook

NASA Systems Engineering Handbook

NASA · Standards & official guidance

A rigorous public handbook covering stakeholder expectations, technical requirements, logical decomposition, decision analysis, validation, verification, and requirements management.

  • Requirements
  • Decomposition
  • Validation
Business Analysis & DiscoveryOpen accessGuide and tools

Stakeholder Mapping Guidance

UK Government Analysis Function · Standards & official guidance

Open guidance, presentation material, and tools for identifying stakeholders, assessing power and interest, and turning the map into a proportionate engagement plan.

  • Stakeholders
  • Engagement
  • Mapping
Business Analysis & DiscoveryOpen accessKnowledge-base article

Stakeholder Needs Definition

Systems Engineering Body of Knowledge · University & research

SEBoK guidance for identifying stakeholders and turning their expectations, constraints, risks, and operational concepts into an integrated set of needs.

  • Stakeholders
  • Needs
  • Requirements
Business Analysis & DiscoveryOpen accessOnline standard

The Business Analysis Standard

International Institute of Business Analysis · Standards & official guidance

IIBA’s freely available foundation for business analysis, covering needs, value, stakeholders, change, context, planning, elicitation, strategy analysis, requirements, and solution evaluation.

  • Business analysis
  • Standard
  • IIBA
Business Analysis & DiscoveryOpen accessFramework

The Double Diamond

Design Council · Practitioner & nonprofit

The Design Council’s open framework for alternating divergent and convergent work across Discover, Define, Develop, and Deliver. Useful for giving analysis and design work a shared shape.

  • Discovery
  • Problem framing
  • Design
Strategy & Business ModelsOpen accessPDF

Start with one service

Organisational Addiction · Practitioner & nonprofit

A one-page, six-step operating model starter with 12 practical actions. Investigate one service through customer outcomes, actual work and handovers, incentives, decisions, roles, and capabilities; then test a small change against a baseline. Use it to gather evidence before deciding whether a focused repair or wider operating model review is warranted.

  • Operating model
  • Service design
  • Incentives
  • Outcomes
Strategy & Business ModelsOpen accessPractice guide

Strategic Foresight

U.S. Office of Personnel Management · Standards & official guidance

A concise federal orientation to analyzing drivers and trends before strategy or planning, with references that connect foresight to organizational and workforce decisions.

  • Foresight
  • Trends
  • Planning
Strategy & Business ModelsOpen accessStrategy tool

Strategy Canvas

Blue Ocean Strategy · Vendor

The official Blue Ocean Strategy guide to visualizing the factors an industry competes on, comparing value curves, and making a differentiated strategic profile explicit.

  • Strategy canvas
  • Competition
  • Value innovation
Strategy & Business ModelsOpen accessToolkit

The Futures Toolkit

UK Government Office for Science · Standards & official guidance

Twelve practical futures-thinking tools, plus suggested pathways for applying them to policy and strategy when uncertainty makes a single forecast inadequate.

  • Foresight
  • Scenarios
  • Uncertainty
Capability MappingGuild memberRecorded webinar

20-Minute Capability Mapping Revisited

Business Architecture Guild · Standards & official guidance

A Guild webinar on business-object-based capability definition, naming discipline, scope, overlap, and the downstream effects of weak models. Use it to repair an unstable or overly functional map.

  • Capabilities
  • Business objects
  • Validation
Value Streams & StakeholdersGuild memberRecorded webinar

20-Minute Value Stream Mapping Revisited

Business Architecture Guild · Standards & official guidance

A Guild webinar on common myths, state-based navigation, rapid drafting, validation, and practical use. It is especially useful when capabilities have crowded out the stakeholder-value view.

  • Value streams
  • Navigation
  • Validation
Value Streams & StakeholdersGuild memberRecorded webinar

Clarifying Stakeholder Mapping

Business Architecture Guild · Standards & official guidance

A Guild webinar on stakeholder definitions, value-delivery roles, mapping principles, and alignment to the core architecture domains. Useful when the label customer hides a broader ecosystem.

  • Stakeholders
  • Value delivery
  • Ecosystem
Initiatives, Products & PortfolioAccount requiredLearning module

Extended Mapping Knowledge

Business Architecture Guild · Standards & official guidance

A Guild learning module covering strategy, stakeholder, initiative, product, and policy mapping objectives with linked readings and recordings.

  • Initiatives
  • Products
  • Policy
Performance & GovernanceOpen accessFramework and guide

CDC Program Evaluation Framework

Centers for Disease Control and Prevention · Standards & official guidance

A practical six-step evaluation framework with cross-cutting actions and quality standards for designing evidence, engaging stakeholders, judging outcomes, and acting on findings.

  • Evaluation
  • Stakeholders
  • Evidence
Performance & GovernanceOpen accessToolkit

Theory of Change Toolkit

UK Government Analysis Function · Standards & official guidance

A practical introduction to connecting context, activities, assumptions, outputs, outcomes, and evidence so a proposed intervention can be challenged before delivery and evaluated afterward.

  • Theory of change
  • Outcomes
  • Evaluation
Cross-Discipline AlignmentAccount requiredStandard download

ArchiMate Licensed Downloads

The Open Group · Standards & official guidance

The Open Group page for licensed access to the ArchiMate standard and related material. Use it when formal notation must span business, application, and technology architecture.

  • ArchiMate
  • Notation
  • Enterprise architecture
Cross-Discipline AlignmentOpen accessStandard page

BPMN 2.0.2 Specification

Object Management Group · Standards & official guidance

The official BPMN standard page. Use it to keep process notation distinct from value streams and capability models.

  • Process
  • BPMN
Cross-Discipline AlignmentGuild memberRecorded webinar

Business Architecture and Lean Six Sigma

Business Architecture Guild · Standards & official guidance

A Guild webinar on aligning Lean Six Sigma practices with business architecture, with emphasis on complementary value-stream perspectives and distinct responsibilities.

  • Lean Six Sigma
  • Process improvement
  • Value streams
Cross-Discipline AlignmentOpen accessStandard page

Decision Model and Notation 1.5

Object Management Group · Standards & official guidance

The official DMN standard for making business decisions, their dependencies, decision tables, and expression logic understandable across business and technical roles.

  • DMN
  • Decisions
  • Business rules
Cross-Discipline AlignmentOpen accessTool index

Quality Tools and Templates

American Society for Quality · Practitioner & nonprofit

Public ASQ guidance on quality tools that complement BA when the work moves from structural diagnosis into root-cause analysis.

  • Quality
  • Analysis
Cross-Discipline AlignmentMixed accessGuide index

TOGAF Series Guides

The Open Group · Standards & official guidance

The Open Group index for topic-specific guidance, including capabilities, business models, information mapping, organization mapping, and value streams.

  • TOGAF
  • Series guides
  • Methods
Cross-Discipline AlignmentAccount requiredStandard download

TOGAF Standard, 10th Edition

The Open Group · Standards & official guidance

The Open Group download page for the modular TOGAF Standard. Use it when business architecture must operate within a broader enterprise architecture method or governance structure.

  • TOGAF
  • Enterprise architecture
  • ADM
Cross-Discipline AlignmentOpen accessStandard page

Unified Modeling Language 2.5.1

Object Management Group · Standards & official guidance

The official UML specification page. Use it as the notation authority when analysis requires use cases, state models, sequence diagrams, or other formal system views.

  • UML
  • Modeling
  • Use cases
Cross-Discipline AlignmentGuild memberRecorded webinar

Value Streams and Business Processes

Business Architecture Guild · Standards & official guidance

A Guild webinar clarifying the related but distinct roles of value streams, high-level business processes, and capabilities. Use it when teams treat value stream and process as synonyms.

  • Value streams
  • Process
  • Distinctions
Templates & Modeling ToolsOpen accessBrowser tool

diagrams.net

diagrams.net · Vendor

A free general-purpose diagramming tool for workshops, early models, and stakeholder communication.

  • Diagramming
  • Workshops
CertificationOpen accessOfficial blueprint

CBA Exam Domains and Objectives

Business Architecture Guild · Standards & official guidance

The official public blueprint for the ten Certified Business Architect exam domains and their objectives.

  • CBA
  • Exam
CertificationOpen accessPolicy page

CBA Program Policies

Business Architecture Guild · Standards & official guidance

Official public program policies covering membership, certification duration, retakes, and administration.

  • CBA
  • Policy
About the sources, access labels, and link review

Use standards and official guidance for definitions and governance; use practitioner, university, and vendor material for context and examples. Stephen Klahr resources are independent practical guidance, not official standards.

Open access describes the linked reading or tool, not necessarily every download on its publisher’s site. Account, membership, form, and registration restrictions are noted where known. External publishers can change their terms.

October 2, 2026 review: all 106 external destinations were checked. 84 loaded; 21 refused automated verification and remain unverified, rather than being classified as broken. Selected download and registration paths were checked separately. No confirmed 404 or 410 responses were found.

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