Article continues below advertisementKatherine Elizabeth ShortSource: MEGAKatherine Elizabeth Short died at the age of 42.Martin Short welcomed three children with his late wife, Nancy Dolman, via adoption.The pair, who remained married for 30 years until the actress' death in 2010, expanded their family with their first child, Katherine Elizabeth Short.Born on December 3, 1983, Katherine received a bachelor's degree in psychology and gender sexuality studies from New York University in 2006. She then earned her master's in social work from the University of Southern California in 2010.