A behind-the-scenes, revelatory history of McKinsey & Co., America's most influential and controversial business consulting firm, told by one of the nation's leading financial journalists. It ranks among the unquestioned laws of American big business over the last half century: If you want to be taken seriously, you hire McKinsey & Company. FOUNDED IN 1926, McKINSEY CAN LAY CLAIM to the following partial list of accomplishments: its consultants have...