Dominick Dunne is 83 years old today. New Yorker editor David Remnick is 50. Winona Ryder is turning 37. Dan Castellaneta, the voice of Homer Simpson, is 51. Art gallerist Mary Boone turns 57. Actor Richard Dreyfuss is 61. Gabrielle Union is 36. Olympic swimmer-turned-swimsuit model Amanda Beard turns 27. Actress Joely Fisher is 41. And social fixture/Cinema Society founder Andrew Saffir is 42 years old today.