TONY POSAWATZ, Vehicle line director for Chevrolet Volt, General Motors
Posawatz serves as the quasi-ambassador for the Volt, the revolutionary plug-in hybrid launched in December 2010. Posawatz, 51, became the Volt's vehicle line director in March 2006, nearly a year before the concept car bowed at the 2007 Detroit auto show. Posawatz has taken on the crucial task of explaining the Volt's technological intricacies to the media and the public. He is working with a team to reduce costs for the next-generation Volt.