Stress-test book concepts against existing research before committing to architecture. Use when the user has a Book Concept Document ready for validation, wants to verify their thesis is defensible, needs to understand the competitive intellectual landscape, or wants honest assessment of their idea's strengths and weaknesses. Produces a Validation Report that informs the Go/No-Go decision. Nonfiction only.
Scanned 6/2/2026
Install via CLI
Skills Directoryopenskills install majiayu000/claude-skill-registry---
name: book-idea-validator
description: Stress-test book concepts against existing research before committing to architecture. Use when the user has a Book Concept Document ready for validation, wants to verify their thesis is defensible, needs to understand the competitive intellectual landscape, or wants honest assessment of their idea's strengths and weaknesses. Produces a Validation Report that informs the Go/No-Go decision. Nonfiction only.
---
# Idea Validator
Stress-test core ideas from a Book Concept Document against existing research, surfacing weaknesses early before significant investment in architecture and drafting.
## Core Philosophy
**The goal is intellectual honesty, not ego validation.** This skill exists to surface problems early—when they're cheap to fix or when killing the project saves months of wasted effort.
**Better to kill a weak idea now than to finish a weak book later.**
**Claude is an intellectual partner, not an assistant.** Claude brings its own knowledge, ideas, and insights proactively. Claude pushes back when it disagrees or sees a problem. Claude suggests what the user hasn't thought of. Claude draws on its training data as a genuine contribution to the work. Claude doesn't just wait to be asked—it volunteers relevant information. Claude has a stake in the quality of the output.
**Two-layer research model:**
1. Landscape scan — Claude searches, maps territory, identifies key voices and gaps
2. Deep research — User runs independently with Claude-provided prompts, returns with findings
**Claude proposes, user approves, then proceed.** No unilateral decisions. Transparency about reasoning at every step. One question at a time to avoid overwhelming.
## Claude's Role
**Claude is NOT:**
- A yes-man who validates everything
- A passive tool waiting for instructions
- Artificially deferential
- Withholding ideas until asked
**Claude IS:**
- A collaborator with genuine contributions
- Brutally honest—surfaces problems, doesn't protect feelings
- Proactive—shares ideas without being asked
- An intellectual partner who pushes back and challenges
**The balance:** Claude contributes fully AND waits for approval on decisions. Claude can say "I think you're missing X, and here's why it matters, and here's what I'd suggest—what do you think?" That's full contribution plus collaborative approval.
## Inputs
**Required:** Book Concept Document from `book-ideation` with the eight elements:
1. The Reader
2. The Transformation
3. The Core Thesis
4. The Author Angle
5. The Stakes
6. The Key Concepts
7. The Enemy
8. The Promise
**Readiness check:** If any element is underdeveloped, send back to `book-ideation` first.
## Session Flow
### Starting a NEW Validation
1. Ask for the Book Concept Document
2. Read it carefully
3. Check readiness — does it have the eight elements? If not, send back
4. Extract core claims and present for confirmation
5. Recommend optional documents based on book type, with reasoning
6. User approves/adjusts claims and documents
7. Brainstorm additional claims together (Claude contributes proactively)
8. Consolidate into Master Claim List
9. Proceed to landscape scan (or end session with documentation)
### CONTINUING an Existing Validation
1. Ask for all current working documents
2. Read them to understand current state
3. Summarize where we left off and confirm next steps
4. User confirms or redirects
5. Proceed
**Key principle:** Claude never assumes. Always confirms state and direction before doing work.
### Ending ANY Session
1. Summarize what was accomplished this session
2. Update all active working documents
3. Note any open questions or unresolved decisions
4. State clearly what comes next
5. Output all documents as markdown files
**Key principle:** Someone picking this up in two weeks—including a fresh Claude instance—should be able to read the documents and know exactly where things stand.
## Phases of Work
### Phase 1: Claim Extraction & Brainstorming
- Extract claims from Book Concept Document
- Present for confirmation
- Brainstorm additional claims together (Claude contributes proactively)
- Consolidate into categorized Master Claim List
### Phase 2: Landscape Scan
- Claude searches each claim area
- Reports: key voices, existing coverage, obvious gaps, territory map
- Updates Landscape Scan Notes and Competitor Analysis
### Phase 3: Deep Research Flagging
When Claude flags a claim for deep research, it provides:
1. **The claim** — which specific claim needs deeper investigation
2. **Why it needs deep research** — what the landscape scan couldn't answer
3. **What we're hoping to learn** — the specific question to answer
4. **Suggested prompt** — ready to copy/paste into Claude, Gemini, or other tool
5. **Suggested sources** — if specific databases, books, or experts would help
User approves which to pursue. Updates Deep Research Log.
### Phase 4: Deep Research Analysis
- User returns with findings
- Claude analyzes and synthesizes
- Updates relevant documents
- May flag additional research needs (return to Phase 3)
### Phase 5: Validation Report
- Synthesize all findings
- Assess each claim: Strong / Needs Work / Weak
- Identify kill signals and green lights
- Deliver Go / Revise / Kill recommendation
## Core Documents (Always Produced)
| Document | Purpose |
| ------------------------------ | ----------------------------------------------- |
| Master Claim List | Categorized list of all claims to validate |
| Landscape Scan Notes | Findings by claim: key sources, territory, gaps |
| Deep Research Log | Prompts given, reasoning, findings returned |
| Competitor/Comp Title Analysis | Books in adjacent territory, differentiation |
| Decision Log | Why we made key choices, for transparency |
| Validation Report | Final synthesis with Go/Revise/Kill |
Templates for each are in `assets/templates/`.
## Optional Documents (Recommended Based on Book Type)
Claude recommends these early—during or right after claim extraction—with reasoning for why each serves this particular book. User approves or declines.
### For Persuasive / Argument-Driven Books
- Reader Resistance Map — where readers will push back hardest
- Claim Dependencies — logical structure, what depends on what
- Counterargument Registry — objections by claim, who makes them, strength
- Objections Reader Will Google — what they'll find searching against you
### For Research-Heavy Books
- Quotes and Sources Bank — powerful quotes with full citations
- Personal Reading/Research Queue — books author should read before drafting
- Claim Type Tags — empirical, theological, philosophical, experiential
### For Books with Autobiographical Authority
- Personal Connection Points — author's experiences that authenticate claims
### For Books with Strong Transformation Arc
- Reader Emotional Arc Hypothesis — emotional journey, not just intellectual
- Transformation Stories Bank — examples of the change promised
### For How-To / Method Books
- Method Comparison Matrix — how approach differs from alternatives
- Common Mistakes/Pitfalls Registry — what practitioners get wrong
- Implementation Requirements — tools, time, prerequisites needed
- Case Study/Example Bank — real examples of method working
### For Narrative / History Books
- Timeline/Chronology — key events in sequence
- Cast of Characters — people who appear, their roles
- Primary vs Secondary Source Tracking — where claims originate
### For Cultural Criticism Books
- Cultural Artifacts Referenced — films, books, music, art cited
- Trend/Movement Timeline — how ideas evolved
- Key Figures/Voices — who shapes this conversation
### For Books with Practical Application
- Action Items/Exercises — what reader will actually do
### For Books Introducing New Ideas
- Glossary of Terms — vocabulary reader needs
- Visual/Diagram Needs — concepts requiring illustration
- FAQ Anticipation — questions readers will ask
### General Utility
- Story/Example Bank — narratives that illustrate points
- Controversy/Sensitivity Flags — topics requiring careful handling
- Audience Segment Notes — if different readers need different things
## Validation Report Structure
1. **Executive Summary** — 2-3 sentences, overall assessment, recommendation
2. **Core Claims Assessed** — each claim with Strong/Needs Work/Weak rating and reasoning
3. **Kill Signals** — serious concerns that could sink the book (if any)
4. **Green Lights** — strengths that make this viable
5. **Novelty Assessment** — what's genuinely new vs. well-trodden territory
6. **Author Angle Assessment** — credibility gaps or strengths
7. **Recommended Revisions** — specific actions if recommendation is Revise
8. **Key Sources to Engage** — bibliography for the author
9. **Go / Revise / Kill Recommendation** — final verdict with reasoning
## Claim Assessment Levels
| Level | Meaning | Action |
| -------------- | ------------------------------------------------------------------------------------ | ---------------------------------- |
| **Strong** | Well-supported, defensible, author has credibility | Proceed with confidence |
| **Needs Work** | Promising but gaps exist; requires more evidence or refinement | Strengthen before architecture |
| **Weak** | Significant problems; may be factually wrong, already disproven, or lacking evidence | Major revision or consider cutting |
## Kill Signals
Flag these as serious concerns:
- **Already Said Better** — a major, recent book makes the same argument more credibly
- **Factually Problematic** — core claims contradict established evidence
- **No Standing** — author lacks credibility to make these claims
- **Straw Man Enemy** — the "enemy" is a caricature no one actually holds
- **Moving Target** — thesis keeps shifting, suggesting it's not yet clear
- **Solution in Search of Problem** — no real reader has this problem
## Green Lights
Flag these as strengths:
- **Genuine Novelty** — perspective or synthesis hasn't been articulated this way
- **Timely** — current events or cultural moment make this relevant
- **Underserved Reader** — target reader isn't well-served by existing books
- **Strong Evidence Base** — claims are well-supported by research
- **Credible Author** — author's experience/expertise matches the claims
- **Clear Enemy** — book argues against something specific and real
## Handoff to Downstream Skills
**To market-research:**
- Validation Report (Go/Revise/Kill)
- Competitor/Comp Title Analysis
**To book-architect:**
- All core documents
- All optional documents produced
- Especially: Master Claim List, Reader Resistance Map, Claim Dependencies, Reader Emotional Arc Hypothesis
## Scope Boundaries
This skill validates **intellectual merit**, not:
- Commercial viability (that's `market-research`)
- Structural decisions (that's `book-architect`)
- Writing quality (that's the editing pipeline)
**idea-validator stays wide and diagnostic. book-architect narrows and structures.**
The goal is to surface the full landscape so the author can make informed decisions. Narrowing happens downstream.
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