Alfred P. Sloan, Jr., was an undisputed titan of the auto industry. He outsmarted the legendary carmaker Henry Ford, essentially invented marketing as we know it today, and pioneered the very concept of corporate management. He personified the twentieth century Organization Man, whose work was his life, and he built car manufacturer General Motors into the world's most successful industrial enterprise, dominating the Fortune 500 list for half a century. Despite these accomplishments, Sloan remains an elusive and tantalizing figure. Here, in this Quick Read, is his surprising story, with lessons for every businessperson.