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.

Andrew Saffir's Cinema Society hosted a screening of The Mysteries of Pittsburgh last night at the Landmark Sunshine Theater. Guests at the screening included the film's stars Sienna Miller and Peter Sarsgaard (left), along with Maggie Gyllenhaal, Anna Wintour, Russell Simmons and Julie Henderson, Gilles Bensimon, Rachel Roy, Amy Sacco, Rachel Zoe, Beth Ostrosky, Olivia Palermo and Johannes Huebl, Jessica Joffe, Zoe Kravitz, Stefano Tonchi, Marina Rust Connor, Jennifer Creel, Richard Johnson and Sessa von Richchofen, Carlos Souza, Marcus Schenkenberg, Rosanna Scotto, Emma Roberts, Brittny Gastineau, Irina Pantaeva, Kiera Chaplin, Lisa Anastos, Jackie Astier, Kim Heirston, Nur Khan, Gilles Mendel, Bobby Kennedy III, Kelly Killoren Bensimon, Chris Diamantopoulos, and Olympic fencers Tim Morehouse and Jason Rogers. [PMc, Wireimage, VF, Paper, FWD]

Malcolm Gladwell, author of The Tipping Point and Blink and staff writer at The New Yorker, turns 45 today. Others celebrating: Novelist Kiran Desai is 37, famed editor Gary Fisketjon is 54, and advertising guru Bryan Buckley is 45. Writer/director Noah Baumbach is 39. Charlie Sheen is turning 45. Former VJ and now Web personality Adam Curry is 44. And Arianna Huffington's right-wing ex-husband, Michael Huffington, is 61 today.

The highly-respected editor-at-large at Knopf, Fisketjon is famous in publishing circles both for his editing talent and for his association with the '80s literary "brat pack" that gave us Jay McInerney and Bret Easton Ellis.