Pierre DuPont at GM
1915: Billy Durant regained control of GM; Pierre DuPont named chairman.
1920: Durant ousted; DuPont reluctantly added duties of president to protect family's investment in GM.
1922: DuPont took over Chevrolet when general manager became ill.
1923: Alfred Sloan became president of GM; DuPont continued as chairman.
1923: Sloan hired William S. Knudsen to run Chevrolet.
1928: DuPont resigned as GM chairman.
At age 50, all Pierre DuPont really wanted to do was work in his garden.
