After enjoying a successful career as a child and teen actor in a string of lightweight features and on the popular NBC series “3rd Rock from the Sun” (1996-2001), Joseph Gordon-Levitt re-invented himself as a formidable adult actor in a string of critically acclaimed independent features.Born Feb. 17, 1981 in Los Angeles, CA, Gordon-Levitt’s acting career began at age of six, with supporting roles in the television movies “Stranger on My Land” (1988), starring Tommy Lee Jones and “Settle the Score” (1989), with Jaclyn Smith. A pair of 1988 appearances on “Family Ties” (NBC, 1982-89) preceded