The Library

A living anthology of marketing frameworks—showing how the fundamentals have evolved across eras, agencies, and ideas. This is an ongoing project documenting the strategic systems that shaped modern marketing.

The Foundations

1960-1979
The origins of modern marketing thinking. Marketing becomes a discipline.
1898 | NEW YORK

AIDA Model

E. St. Elmo Lewis

The original conversion funnel: Attention, Interest, Desire, Action.

1940s-1950s | NEW YORK

Unique Selling Proposition (USP)

Rosser Reeves

Every ad must make a proposition to the consumer—one that's unique and compelling enough to move the masses.

1943 | APPLIED 1960s-70s

Maslow's Hierarchy in Marketing

Abraham Maslow

Map products to human needs—from survival to self-actualization.

1960 | MICHIGAN STATE

The 4 Ps

E. Jerome McCarthy

The framework that defined modern marketing management: Product, Price, Place, and Promotion.

1969 | VARIOUS

STP Framework

Philip Kotler / Al Ries & Jack Trout

Segment the market, target your audience, and position your brand in their minds.

The Golden Age

1980-1999
The creative revolution meets strategic discipline. Big ideas, bigger budgets.
↳ Creative Strategy
1980s | PORTLAND

W+K Creative Brief

Wieden+Kennedy

Inspiration-driven briefs that unlock breakthrough creative work.

1982 | LONDON

The Zag Framework

BBH (Bartle Bogle Hegarty)

When everyone zigs, zag. Strategic differentiation through deliberate contrarianism.

1990s | SAN FRANCISCO

Purpose, Insight, Connection

Goodby Silverstein & Partners

The strategic structure behind "Got Milk?" and cultural resonance.

1990s | NEW YORK

Truth, Tension, Idea

BBDO

Find the truth about your brand, identify the tension in the market, solve it with an idea.

late 1990s | LONDON

Brand Onion

BBH London

Peel back the layers—from attributes to benefits to values to essence.

↳ Business Strategy
1979 | HARVARD

Porter's Five Forces

Michael Porter

Analyze competitive intensity through supplier power, buyer power, substitutes, new entrants, and rivalry.

1957 | APPLIED 1980s

Ansoff Matrix

Igor Ansoff

Four growth strategies: Market Penetration, Market Development, Product Development, Diversification.

1970s-1980s | VARIOUS

Perceptual Mapping

Market Research Practice

Visualize competitive positioning on two-axis grids to find whitespace opportunities.

1991 | UC BERKELEY

Brand Equity Model

David Aaker

Brand equity as a strategic asset—awareness, loyalty, perceived quality, associations, and proprietary assets.

The Modern System

2000-2015
Digital transforms everything. Social media, mobile, and data-driven strategy emerge.
↳ Brand Strategy
2000 | UC BERKELEY

Brand Relationship Spectrum

David Aaker & Erich Joachimsthaler

Map brand architecture from House of Brands to Branded House—how sub-brands relate to the master brand.

↳ Strategy & Planning
2000s | HARVARD/STRATEGYZER

Jobs to Be Done

Clayton Christensen / Tony Ulwick

People don't buy products—they hire them to make progress in their lives.

2003 | BAIN

Net Promoter Score (NPS)

Fred Reichheld / Bain & Company

One question to measure loyalty: "How likely are you to recommend us?"

2004-05 | PALO ALTO

Design Thinking

IDEO / Stanford d.school

Human-centered innovation through empathy, ideation, and rapid prototyping.

2005 | INSEAD

Blue Ocean Strategy

W. Chan Kim & Renée Mauborgne

Create uncontested market space by making competition irrelevant.

2007 | FORRESTER

POST Model

Forrester Research

Social media strategy framework: People, Objectives, Strategy, Technology.

2009 | MCKINSEY

Customer Decision Journey

McKinsey & Company

The circular, iterative path customers take from consideration to advocacy.

2011 | SAN FRANCISCO

The Lean Startup

Eric Ries

Build-Measure-Learn loop for rapid experimentation and validated learning.

↳ Measurement & Attribution
mid-2000s | GOOGLE

Last-Touch Attribution

Google Analytics

Credit the final interaction before conversion—simple, flawed, but foundational.

2007 | 500 STARTUPS

Pirate Metrics (AARRR)

Dave McClure

Acquisition, Activation, Retention, Revenue, Referral—the startup growth framework.

2013 | GOOGLE

See-Think-Do-Care

Avinash Kaushik / Google

Intent-based marketing framework that maps content to audience mindset.

↳ Content & Design Systems
2007 | RAZORFISH

Content Strategy Practice

Rachel Lovinger / Razorfish

Content as a strategic discipline—planning, creation, delivery, and governance for digital experiences.

2010 | BRAIN TRAFFIC

Content Strategy for the Web

Kristina Halvorson

The foundational text on planning, creating, and governing content at scale.

The Algorithmic Age

2015-Present
AI, platforms, and the creator economy reshape marketing. Growth becomes a science.
↳ Growth & Product
2014 | SAN FRANCISCO

The Hook Model

Nir Eyal

How products create habits—Trigger, Action, Variable Reward, Investment.

2015 | BOISE

Value Ladder

Russell Brunson

Move customers from low-ticket offers to high-ticket programs through strategic value sequencing.

2015 | PROPHET

Brand Relevance Index

Prophet

Measure brand health through four pillars: customer obsession, ruthless pragmatism, pervasive innovation, and distinctive inspiration.

mid-2010s | REFORGE

Growth Loops

Brian Balfour & Casey Winters

Design compounding feedback loops where usage drives new acquisition.

~2016 | MULTIPLE

North Star Metric

Sean Ellis / Amplitude

Align the organization around a single leading metric that represents delivered value.

2016-2018 | BOSTON

Product-Led Growth (PLG)

Wes Bush / OpenView Partners

Let the product be the primary driver of acquisition, conversion, and expansion—freemium as strategy.

↳ Performance & Analytics
2010s–2020s | DTC

ROAS-LTV/CAC Loop

Performance Marketing

Quant model balancing paid efficiency (ROAS) with retention value (LTV/CAC ratio).

2010s–2020s | META

Marketing Mix Modeling 2.0

Meta / Nielsen

Statistical attribution that models incrementality, media mix, and cross-channel impact at scale.

↳ Design & Platform Strategy
2014-2018 | MULTIPLE

Design Language Systems

Google / IBM / Airbnb

Modular, scalable design systems that create consistency across products and platforms.

2018-2022 | STREAMING PLATFORMS

Platform Narrative Frameworks

Netflix / Spotify / Nike

Brand storytelling at scale through ecosystem integration—where narrative meets infrastructure.

2022-present | MULTIPLE

AI-Assisted Creative Frameworks

OpenAI / Midjourney / Various

Human-machine collaboration in creative production—from ideation to execution.

↳ Community & Creator Economy
2019-2020 | CMX/COMMON ROOM

Community-Led Growth

CMX / Common Room

When your community becomes your growth engine—acquisition, activation, and retention driven by member engagement.

2020 | ANDREESSEN HOROWITZ

Creator Economy Framework

Li Jin

The shift from influencers to entrepreneurs—building independent income through direct audience relationships.

Required Reading

The books that shaped modern marketing thinking—from positioning to behavioral economics.

1981 | RIES & TROUT

Positioning: The Battle for Your Mind

Al Ries & Jack Trout

The definitive book on owning a word in the consumer's mind.

2010 | BYRON SHARP

How Brands Grow

Byron Sharp

Evidence-based marketing laws that challenge conventional wisdom.

2011 | JOHN HEGARTY

Hegarty on Advertising

John Hegarty

The BBH founder's philosophy on creativity, strategy, and building legendary work.

2013 | BINET & FIELD

The Long and the Short of It

Les Binet & Peter Field

Balancing brand-building and sales activation for optimal effectiveness.

2019 | APRIL DUNFORD

Obviously Awesome

April Dunford

Product positioning for B2B—making your value unmistakably clear.

2019 | RORY SUTHERLAND

Alchemy

Rory Sutherland

The dark art and curious science of creating magic in brands, business, and life.