Khajak Keledjian, 35

Welcome to Crain's Forty under 40 class of 2008. Culled from nearly 1,000 nominations, this diverse group of individuals includes rising stars of the corporate world, successful entrepreneurs, nonprofit leaders, and individuals who ply their talents in medicine, education and the arts.

Click on their pictures to read their stories and to watch video interviews that provide further details about their lives. Or browse our archives of honorees from previous years to read profiles of 40s who preceded them, including designer Kate Spade, anchorman Brian Williams and Avon CEO Andrea Jung.

The 2008 class of 40 Under 40