Duff McDonald

Photograph © Christopher Wahl

About The Author

A contributing editor at The New York Observer, Duff McDonald has also written for Vanity Fair, The New Yorker, New York magazine, Fortune, and Esquire, among other publications.

Books by Duff McDonald

The Firm

The Story of McKinsey and Its Secret Influence on American Business

By Duff McDonald
The story of McKinsey & Co., America’s most influential and controversial business consulting firm, “an up-to-date, full-blown history, told with wit and clarity” (The Wall Street Journal).
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