New Yorker staff writer and best-selling author Malcolm Gladwell turns 46 today. Writer/director Noah Baumbach is turning 40. Charlie Sheen is 44. Former Bear Stearns chairman Ace Greenberg is 82. Novelist Kiran Desai turns 38. Veteran book editor Gary Fisketjon is turning 55. Big-time commercial director Bryan Buckley turns 46. Entertainment exec Garth Ancier is turning 52. Olympic snowboarder Shaun White is 23. Michael Huffington, the former Republican congressman and ex-husband of Arianna, is turning 62. And Adam Curry, the former MTV VJ and now a podcaster, turns 45 today.