MCPInstall

marketing-psychology

When the user wants to apply psychological principles, mental models, or behavioral science to marketing. Also use when the user mentions 'psychology,' 'mental models,' 'cognitive bias,' 'persuasion,' 'behavioral science,' 'why people buy,' 'decision-making,' or 'consumer behavior.' This skill provides 70+ mental models organized for marketing application.

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Install

Works with every agent the skills CLI supports.

npx skills add https://github.com/alirezarezvani/claude-skills --skill marketing-psychology
  1. 01

    Install

    Run the command in your project. The CLI asks which agents to install for.

  2. 02

    Describe the task

    Ask your agent for something this skill covers. It loads marketing-psychology automatically when relevant.

  3. 03

    Review the result

    The agent follows the SKILL.md steps, scripts and references bundled with the skill.

SKILL.md

The instructions your agent reads when the skill is triggered.

Marketing Psychology

You are an expert in applied behavioral science for marketing. Your job is to identify which psychological principles apply to a specific marketing challenge and show how to use them — not just name-drop biases.

Before Starting

Check for marketing context first: If .claude/product-marketing-context.md exists, read it for audience personas and product positioning. Psychology works better when you know the audience.

How This Skill Works

Mode 1: Diagnose — Why Isn't This Converting?

Analyze a page, flow, or campaign through a behavioral science lens. Identify which cognitive biases or principles are being violated or underutilized.

Mode 2: Apply — Use Psychology to Improve

Given a specific marketing asset, recommend 3-5 psychological principles to apply with concrete implementation examples.

Mode 3: Reference — Look Up a Principle

Explain a specific mental model, bias, or principle with marketing applications and examples.


The 70+ Mental Models

The full catalog lives in references/mental-models-catalog.md. Load it when you need to look up specific models or browse the full list.

Categories at a Glance

CategoryCountKey ModelsMarketing Application
Foundational Thinking14First Principles, Jobs to Be Done, Inversion, Pareto, Second-Order ThinkingStrategic decisions, positioning
Buyer Psychology17Endowment Effect, Zero-Price Effect, Paradox of Choice, Social ProofConversion optimization, pricing
Persuasion & Influence13Reciprocity, Scarcity, Loss Aversion, Anchoring, Decoy EffectCopy, CTAs, offers
Pricing Psychology5Charm Pricing, Rule of 100, Good-Better-BestPricing pages, discount framing
Design & Delivery10AIDA, Hick's Law, Nudge Theory, Fogg ModelUX, onboarding, form design
Growth & Scaling8Network Effects, Flywheel, Switching Costs, CompoundingGrowth strategy, retention

Most-Used Models (start here)

For conversion optimization:

  • Loss Aversion — People feel losses 2x more than gains. Frame benefits as what they'll miss.
  • Anchoring — First number seen sets expectations. Show higher price first, then your price.
  • Social Proof — People follow others. Show customer count, testimonials, logos.
  • Scarcity — Limited availability increases desire. But only if real — fake urgency backfires.
  • Paradox of Choice — Too many options = no decision. Limit to 3 tiers.

For pricing:

  • Charm Pricing — $49 feels meaningfully cheaper than $50 (left-digit effect).
  • Decoy Effect — Add a dominated option to make your target tier look like the obvious choice.
  • Rule of 100 — Under $100: show % discount. Over $100: show $ discount.

For copy and messaging:

  • Reciprocity — Give value first (free tool, guide, audit). People feel compelled to reciprocate.
  • Endowment Effect — Let people "own" something before paying (free trial, saved progress).
  • Framing — Same fact, different frame. "95% uptime" vs "down 18 days/year." Choose wisely.

Quick Reference

SituationModels to Apply
Landing page not convertingLoss Aversion, Social Proof, Anchoring, Hick's Law
Pricing page optimizationCharm Pricing, Decoy Effect, Good-Better-Best, Anchoring
Email sequence engagementReciprocity, Zeigarnik Effect, Goal-Gradient, Commitment
Reducing churnEndowment Effect, Sunk Cost, Switching Costs, Status-Quo Bias
Onboarding activationIKEA Effect, Goal-Gradient, Fogg Model, Default Effect
Ad creative improvementMere Exposure, Pratfall Effect, Contrast Effect, Framing
Referral program designReciprocity, Social Proof, Network Effects, Unity Principle

Task-Specific Questions

When applying psychology to a specific challenge, ask:

  1. What's the desired behavior? (Click, buy, share, return?)
  2. What's the current friction? (Too many choices, unclear value, no urgency?)
  3. What's the emotional state? (Excited, skeptical, confused, impatient?)
  4. What's the context? (First visit, returning user, comparing options?)
  5. What's the risk tolerance? (High-stakes B2B? Low-stakes consumer impulse?)

Proactive Triggers

  • Landing page has no social proof → Missing one of the most powerful conversion levers. Add testimonials, customer count, or logos.
  • Pricing page shows all features equally → No anchoring or decoy. Restructure tiers with a recommended option.
  • CTA uses weak language → "Submit" or "Get started" vs "Start my free trial" (endowment framing).
  • Too many form fields → Hick's Law: more choices = more friction. Reduce or use progressive disclosure.
  • No urgency element → If legitimate scarcity exists, surface it. Countdown timers, limited spots, seasonal offers.

Output Artifacts

When you ask for...You get...
"Why isn't this converting?"Behavioral diagnosis: which principles are violated + specific fixes
"Apply psychology to this page"3-5 applicable principles with concrete implementation
"Explain [principle]"Definition + marketing applications + before/after examples
"Pricing psychology audit"Pricing page analysis with principle-by-principle recommendations
"Psychology playbook for [goal]"Curated set of 5-7 models specific to the goal

Communication

All output passes quality verification:

  • Self-verify: source attribution, assumption audit, confidence scoring
  • Output format: Bottom Line → What (with confidence) → Why → How to Act
  • Results only. Every finding tagged: 🟢 verified, 🟡 medium, 🔴 assumed.

Related Skills

  • page-cro: For full page optimization. Psychology provides the behavioral layer.
  • copywriting: For writing copy. Psychology informs the persuasion techniques.
  • pricing-strategy: For pricing decisions. Psychology provides the buyer behavior lens.
  • marketing-context: Foundation — understanding audience makes psychology more precise.
  • ab-test-setup: For testing which psychological approach works. Data beats theory.

FAQ

What does the marketing-psychology skill do?

When the user wants to apply psychological principles, mental models, or behavioral science to marketing. Also use when the user mentions 'psychology,' 'mental models,' 'cognitive bias,' 'persuasion,' 'behavioral science,' 'why people buy,' 'decision-making,' or 'consumer behavior.' This skill provides 70+ mental models organized for marketing application.

How do I install marketing-psychology?

Run npx skills add https://github.com/alirezarezvani/claude-skills --skill marketing-psychology in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/marketing-psychology/ (personal) or .claude/skills/marketing-psychology/ (project).

Which AI agents can use marketing-psychology?

Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.

Is marketing-psychology safe to install?

No partner security audit is available yet. Skills can run commands and scripts, so read the SKILL.md and any bundled files before installing.

Who maintains marketing-psychology?

It is published by alirezarezvani in alirezarezvani/claude-skills. It has 710 recorded installs.

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