# π Persona Categories
**142 World-Class+ Expert Personas organized by category**
---
## ποΈ Category-Based Numbering System
```
100-199: π» Engineering & Development (30 personas) - ALL World-Class+
200-299: π¨ Design & Creative (23 personas) - ALL World-Class+
300-399: πΌ Business & Strategy (35 personas) - ALL World-Class+
400-499: π€ Data, AI & ML (10 personas) - ALL World-Class+
500-599: π§ͺ Testing & QA (2 personas) - ALL World-Class+
600-699: π Education & Training (24 personas) - ALL World-Class+
700-799: π¬ Science & Research (13 personas) - ALL World-Class+
800-899: π Leadership & Management (2 personas) - ALL World-Class+
900-999: βοΈ Legal & Advisory (3 personas) - ALL World-Class+
```
**β ALL 142 Personas Upgraded to World-Class+ (v2.4.0)**
Every persona now includes:
- β
**Evidence-based practices** from authoritative sources
- β
**Disruptive questions** to challenge assumptions
- β
**Cross-disciplinary insights** for holistic problem-solving
- β
**Ethical standards** and inclusive practices
- β
**Continuous innovation** mindset
---
## π» 100-199: Engineering & Development (30)
**Core Development**
- `101-fullstack-dev` - Full-stack web development expert
- `102-react-expert` - React and modern frontend
- `103-vue-specialist` - Vue.js ecosystem
- `104-ai-engineer` - AI/ML engineering
- `105-ai-engineer` - AI systems architecture
- `106-data-engineer` - Data pipelines & infrastructure
- `107-data-scientist-engineer` - Data science engineering
- `108-devops-engineer` - DevOps & CI/CD
- `109-devops-expert` - Cloud & infrastructure
**Mobile & Platform**
- `110-swift-ios-dev` - iOS development
- `111-kotlin-android` - Android development
**Backend & Data**
- `112-sql-database-expert` - Database design & optimization
- `113-docker-kubernetes` - Container orchestration
- `114-graphql-expert` - GraphQL APIs
- `115-ci-cd-engineer` - CI/CD pipelines
- `116-blockchain-dev` - Blockchain development
- `117-api-architect` - API design & architecture
- `118-embedded-systems` - Embedded systems
- `119-elasticsearch-expert` - Search & analytics
- `120-rabbitmq-messaging` - Message queuing
- `121-redis-caching` - Caching strategies
**Languages & Security**
- `122-rust-master` - Rust programming
- `123-go-architect` - Go architecture
- `124-python-master` - Python development
- `125-python-master` - Python expertise
- `126-security-expert` - Security engineering
- `127-security-expert` - Cybersecurity
- `128-systems-architect-identity` - Identity systems
- `129-system-architect-expert` - System architecture
- `130-openai-anthropic-engineer` - AI platform integration
---
## π¨ 200-299: Design & Creative (22)
**Design & UX**
- `201-ui-ux-designer` - UI/UX design (World-Class+)
- `202-ux-design-expert` - User experience
- `203-ux-design-expert` - UX strategy
- `204-ux-designer-expert` - Design systems
- `205-graphic-designer` - Visual design
- `217-ux-copywriter` - UX writing
- `223-ux-researcher` - β **NEW: User/UX Researcher** (World-Class+)
**Content Creation**
- `206-creative-writer` - Creative writing
- `207-creative-writer` - Content creation
- `208-screenwriter` - Screenplay writing
- `209-poet` - Poetry & verse
- `210-novelist` - Novel writing
- `218-content-strategist` - Content strategy
**Media Production**
- `211-video-editor` - Video editing
- `212-photographer` - Photography
- `213-music-producer` - Music production
- `214-animator` - Animation
- `219-voiceover-artist` - Voice acting
- `220-sound-designer` - Sound design
- `221-illustrator` - Illustration
- `222-comedian-writer` - Comedy writing
**Game Design**
- `215-game-designer` - Game design
- `216-game-dev-unity` - Unity game development
---
## πΌ 300-399: Business & Strategy (34)
**Core Strategy**
- `301-innovation-expert` - Innovation & disruption
- `302-business-mgmt` - Business management
- `303-strategy-consultant` - Strategic consulting
- `304-ai-strategy-consultant` - AI strategy
- `305-business-analytics` - Business analytics
**Product & Growth**
- `306-product-manager` - Product management
- `307-product-strategist` - Product strategy
- `308-product-strategist` - Product planning
- `309-global-startup` - Global startup strategy
- `310-disruptive-entrepreneur` - Entrepreneurship
- `311-vp-innovation` - Innovation leadership
**Finance & Operations**
- `312-cfo-advisor` - Financial advisory
- `313-sales-coach` - Sales strategy
- `314-marketing-director` - Marketing leadership
- `315-hr-consultant` - HR consulting
- `316-operations-manager` - Operations management
- `317-venture-capitalist` - VC & funding
- `318-accountant` - Accounting & finance
- `319-supply-chain` - Supply chain management
**Customer & Brand**
- `320-customer-success` - Customer success
- `321-brand-strategist` - Brand strategy
- `322-pr-specialist` - Public relations
- `323-ecommerce-expert` - E-commerce
- `324-real-estate-investor` - Real estate
- `325-franchise-consultant` - Franchising
**Strategic Advisory**
- `326-strategic-oracle` - Strategic foresight
- `327-governance-guardian` - Corporate governance
- `328-human-dynamics-architect` - Organizational dynamics
- `329-market-experience-creator` - Market strategy
- `330-execution-capital-alchemist` - Execution excellence
- `331-agile-growth-architect` - Growth strategy
- `332-sustainability-policy-shaper` - ESG & sustainability
- `333-business-storyteller-ai` - Business storytelling
- `334-digital-transformation-leader` - Digital transformation
- `337-scrum-master` - β **NEW: Scrum Master** (World-Class+, based on 2020 Scrum Guide)
---
## π€ 400-499: Data, AI & ML (10)
**Data Science & ML**
- `401-data-scientist-expert` - Data science
- `402-tensorflow-ml` - TensorFlow & ML
- `403-pytorch-researcher` - PyTorch research
**AI Strategy & Ethics**
- `404-ai-ethics-governance-expert` - AI ethics
- `405-ai-master-instructor` - AI education
- `406-c-level-ai-champion` - C-level AI strategy
- `407-c-level-ai-learner` - AI for executives
- `408-management-consultant-ai` - AI consulting
**LLM & Agent Development** β NEW
- `410-llm-engineer` - β **NEW: LLM Engineer** (World-Class+, Transformers, Prompt Engineering, Deployment)
- `411-ai-agent-developer` - β **NEW: AI Agent Developer** (World-Class+, Autonomous Systems, Multi-Agent)
---
## π§ͺ 500-599: Testing & QA (2)
**Quality Assurance**
- `501-world-class-tester` - β **World-Class Testing Expert** (formerly 138)
- IEEE/OWASP/NRC standards
- 5-Phase testing workflow
- Auto-references testing documentation
- Manual + E2E + Performance + Security
- `502-qa-test-engineer` - QA testing & automation
---
## π 600-699: Education & Training (24)
**Higher Education**
- `601-education-policy` - Education policy
- `602-intl-education` - International education
- `603-student-mobility` - Student mobility
- `604-education-analytics` - Education analytics
- `605-elite-tutor` - Elite tutoring
- `606-college-consultant` - College consulting
- `607-university-president` - University leadership
**K-12 & Subject Teaching**
- `608-science-teacher` - Science education
- `609-science-teacher` - Science teaching
- `610-math-teacher` - Mathematics teaching
- `611-physics-tutor` - Physics tutoring
- `612-language-coach` - Language learning
- `613-writing-coach` - Writing instruction
- `614-test-prep-tutor` - Test preparation
**Specialized Education**
- `615-study-skills-coach` - Study skills
- `616-special-education` - Special education
- `617-early-childhood-ed` - Early childhood
- `618-stem-educator` - STEM education
- `619-esl-teacher` - ESL teaching
- `620-online-instructor` - Online teaching
- `621-music-teacher` - Music education
**Executive Education**
- `622-executive-education-facilitator` - Executive training
- `623-dtpl-document-architect` - Documentation
- `624-fortune500-case-study-expert` - Case studies
---
## π¬ 700-799: Science & Research (13)
**Life Sciences**
- `701-neuroscientist` - Neuroscience
- `703-biotechnologist` - Biotechnology
- `709-epidemiologist` - Epidemiology
- `711-pharmacologist` - Pharmacology
**Physical Sciences**
- `702-quantum-physicist` - Quantum physics
- `704-climate-scientist` - Climate science
- `705-chemist` - Chemistry
- `706-astronomer` - Astronomy
- `708-materials-scientist` - Materials science
- `710-geologist` - Geology
**Applied Sciences**
- `707-ecologist` - Ecology
- `712-statistician` - Statistics
- `713-prehistoric-art-expert` - Art history & archaeology
---
## π 800-899: Leadership & Management (2)
**Executive Leadership**
- `801-world-class-leadership-coach` - β **Leadership Coaching** (formerly 137)
- Executive coaching & development
- Leadership transformation
- Team dynamics
- `802-ethical-technologist` - Ethical tech leadership
---
## βοΈ 900-999: Legal & Advisory (3)
**Legal Expertise**
- `901-legal-advisor` - General legal advisory
- `902-harvard-law-dispute` - Dispute resolution
- `903-harvard-phd-negotiation` - Negotiation strategy
---
## π How to Use Categories
### By Number Range
```
"Show me all Engineering personas (100-199)"
"I need a Design expert (200-299)"
"Looking for Business strategy (300-399)"
```
### By Category
```
"@persona:501-world-class-tester" - Testing expert
"@persona:801-world-class-leadership-coach" - Leadership
"@persona:326-strategic-oracle" - Strategic advisory
```
### Smart Search
```
"I need help with React" β Suggests 102-react-expert
"Testing my app" β Suggests 501-world-class-tester
"Product strategy" β Suggests 306-product-manager or 307-product-strategist
```
---
## π Category Statistics
| Category | Range | Count | Top Use Cases |
|----------|-------|-------|---------------|
| Engineering | 100-199 | 30 | Development, DevOps, Architecture |
| Design | 200-299 | 22 | UI/UX, Content, Media Production |
| Business | 300-399 | 34 | Strategy, Operations, Marketing |
| AI & ML | 400-499 | 8 | Data Science, AI Ethics, ML |
| Testing | 500-599 | 2 | QA, Test Automation |
| Education | 600-699 | 24 | Teaching, Training, Tutoring |
| Science | 700-799 | 13 | Research, Lab Work, Analysis |
| Leadership | 800-899 | 2 | Executive Coaching, Ethics |
| Legal | 900-999 | 3 | Legal Advisory, Negotiation |
**Total: 138 World-Class Expert Personas**
---
## π What's New in v2.1.0
### Category-Based Organization
- β
**100-unit numbering system** for easy navigation
- β
**9 clear categories** covering all business needs
- β
**Backward compatibility** - Old numbers still work via aliases
- β
**Smart suggestions** based on category
### Featured Updates
- **501-world-class-tester** (formerly 138)
- Now in Testing category (500s)
- Auto-references comprehensive testing documentation
- 5-Phase systematic workflow
- **801-world-class-leadership-coach** (formerly 137)
- Now in Leadership category (800s)
- Executive coaching focus
### Migration Notes
```
Old Number β New Number
138 β 501 (World-Class Tester)
137 β 801 (Leadership Coach)
001-108 β Distributed across categories
```
---
## π‘ Best Practices
### Project-Specific Selection
```
Web App Project:
- 101-fullstack-dev (Engineering)
- 201-ui-ux-designer (Design)
- 501-world-class-tester (Testing)
- 306-product-manager (Business)
AI Product:
- 104-ai-engineer (Engineering)
- 401-data-scientist-expert (AI & ML)
- 404-ai-ethics-governance-expert (Ethics)
- 304-ai-strategy-consultant (Strategy)
Startup Launch:
- 310-disruptive-entrepreneur (Business)
- 317-venture-capitalist (Funding)
- 314-marketing-director (Marketing)
- 801-world-class-leadership-coach (Leadership)
```
### Category Chaining
```
Complex Decision:
1. 326-strategic-oracle (Strategy assessment)
2. 330-execution-capital-alchemist (Financial modeling)
3. 327-governance-guardian (Risk evaluation)
4. 801-world-class-leadership-coach (Team alignment)
```
---
## π Related Documentation
- [World-Class Tester Guide](docs/WORLD_CLASS_TESTER_PERSONA.md)
- [MCP Usage Guide](docs/MCP_TESTER_USAGE.md)
- [Contributing Guide](CONTRIBUTING.md)
- [Main README](README.md)