F1·What Marketing Actually Is·Historical Foundation Case

P&G — The Invention of Modern Marketing

Covers lectures

F1-01 · F1-02 · F1-05 · F1-06

P&G — The Invention of Modern Marketing

Module: F1 — What Marketing Actually Is Type: Historical Foundation Case Cross-references: F1-01 (definition of marketing), F1-02 (practitioner roles), F1-05 (the marketing process), F1-06 (what marketers do)

The Situation

If you want to understand what marketing is, look at the company that invented its modern form. Procter & Gamble did not invent soap or toothpaste or laundry detergent. It invented the system by which these products are marketed — and that system has shaped every consumer goods company on earth for nearly a century.

In 1931, Neil McElroy — then a manager in the Camay soap promotion department at P&G, later president of the company and U.S. Secretary of Defense — wrote a memo that is arguably the most consequential document in marketing history. The McElroy Memo proposed that each brand within P&G's portfolio should be managed by a dedicated team, responsible for all aspects of that brand's marketing: advertising, promotion, positioning, and competitive strategy. The brand manager would operate as a miniature general manager, with authority over the brand's marketing mix and accountability for its market performance.

This was the birth of brand management. And it was, in practice, the birth of marketing as a professional discipline.

The Data

Before McElroy: The Sales Organisation

Before 1931, P&G's marketing (such as it was) operated within the sales organisation. Advertising was centralised. Product decisions were made by manufacturing. Pricing was set by finance. The sales team sold whatever the company made, at whatever price finance determined, with whatever advertising the central department produced.

This structure had a systemic problem: no one person was responsible for understanding the market for a specific brand and aligning all the commercial levers — product, price, place, promotion — to serve it. The sales team knew accounts. The advertising team knew media. Manufacturing knew production. But nobody knew the market for Ivory soap as a unified commercial problem.

The McElroy System

McElroy's innovation was to create that person. The brand manager would:

Study the market for their specific brand — consumer needs, competitive dynamics, distribution patterns
Develop the marketing strategy — positioning, target audience, communication approach
Coordinate across functions — working with advertising, sales, manufacturing, and R&D
Be accountable for results — market share, volume, and profit for their brand

This was, in essence, the first implementation of marketing as Kotler would later define it: a function responsible for understanding the market and aligning the organisation's offerings to serve it. McElroy did not call it "marketing." He called it "brand management." But the substance was marketing in its fullest strategic sense.

The System in Practice

P&G's brand management system produced remarkable results. By treating each brand as a semi-autonomous business unit with its own manager, strategy, and accountability, P&G achieved several structural advantages:

Internal competition. P&G brands competed against each other — Tide against Gain, Crest against Scope — as well as against external competitors. This internal competition drove innovation and prevented complacency.

Market focus. Each brand manager was forced to understand their specific market deeply. The manager of Pampers became an expert in the diaper category — not just in P&G's product capabilities, but in consumer behaviour, competitive positioning, and retail dynamics. This market orientation, embedded at the brand level, was Drucker's ideal in practice.

Talent development. The brand management system became the primary training ground for marketing professionals. A P&G brand manager learned the full scope of marketing — research, strategy, creative, media, sales coordination — through managing a real brand with real P&L accountability. The alumni of P&G's brand management programme populate the CMO offices of consumer goods companies worldwide.

Consistent process. P&G codified its marketing process into a system that could be taught, replicated, and improved. The "P&G way" — diagnosis, strategy, execution, measurement — became the template for marketing process globally.

The Analysis

What P&G Got Right: Marketing as Strategy

P&G's system embodies the definition of marketing from F1-01: a strategic discipline that creates economic value by understanding and serving customer needs. The brand manager's job was not to make advertisements — that was the agency's job. The brand manager's job was to understand the market and make strategic decisions about how to compete in it. Advertising was one tool. Product, pricing, and distribution were equally important.

This is the distinction that F1-03 draws between marketing and communications. At P&G, marketing was never reduced to communications. The brand manager controlled the full marketing mix — or at least had influence over it. This gave marketing its strategic authority: the brand manager could argue for a price change, a product reformulation, or a distribution shift, not just a new campaign.

What P&G Got Right: The Three Practitioners

P&G's model also illustrates the three-practitioner system from F1-02. The brand manager (client side) set the strategy and held accountability. External agencies (Leo Burnett, Saatchi & Saatchi, Grey) provided creative and media expertise. In-house teams handled specific executional tasks. The brand manager orchestrated — Ritson's conductor metaphor in action.

P&G's agency relationships were legendary for their rigour. The briefing process was disciplined. The evaluation criteria were clear. The creative freedom was real — within strategic constraints. This was the productive tension of the Both/And: strategic direction from the client AND creative excellence from the agency.

The Limitations

The brand management system was not without flaws:

Short-termism. Brand managers typically rotated every 18-24 months. This created incentives for short-term results — volume promotions, line extensions — at the expense of long-term brand building. The manager who inherited a strong brand had little incentive to invest in the brand equity that would benefit their successor.

Internal politics. Brands within the same company competed for resources — advertising budget, shelf space, R&D investment. This competition could become destructive, with brand managers undermining each other rather than focusing on external competitors.

Functional silos. Despite the brand manager's cross-functional role, the functions themselves (manufacturing, R&D, sales) retained their own priorities. The brand manager's ability to influence product development or pricing was often more limited than the org chart suggested.

The Evolution

P&G has evolved the model significantly. The company has shifted toward category management (grouping brands within a category under a single leader), global brand teams (centralising strategy while localising execution), and data-driven marketing (integrating digital analytics into the strategic process). But the core insight of the McElroy Memo — that marketing requires a dedicated strategist with cross-functional authority and market-level accountability — remains the foundation.

The Questions

F1-01 Application. How does P&G's brand management system reflect Drucker's definition of marketing as "knowing and understanding the customer so well the product sells itself"? Where does it fall short of this ideal?
F1-02 Application. Analyse the P&G model through the lens of the three practitioners. How did P&G structure the relationship between client-side brand management, external agencies, and in-house capabilities? What made this structure effective?
F1-04 Application. How did P&G's system ensure that diagnosis preceded strategy? What features of the brand management process forced analytical rigour before tactical execution?
F1-06 Application. Compare the original P&G brand manager role to the typical marketing manager role in a modern organisation. What has been gained and what has been lost?
Both/And Application. The P&G system created internal competition between brands (e.g., Tide vs. Gain). How is this a Both/And dynamic — competition AND cooperation within a portfolio? What are the benefits and risks?

Sources

Dyer, D., Dalzell, F. & Olegario, R. (2004). Rising Tide: Lessons from 165 Years of Brand Building at Procter & Gamble. Harvard Business School Press.
Kotler, P. & Keller, K.L. (2016). Marketing Management. 15th ed. Pearson.
Low, G.S. & Fullerton, R.A. (1994). "Brands, Brand Management, and the Brand Manager System: A Critical-Historical Evaluation." Journal of Marketing Research, 31(2), 173-190.