Complex sentence: Carolyn Gold Heilbrun (January 13,1926--October 9,2003) was an American academic and prolific feminist author of both important academic studies and popular mystery novels under the pen name of Amanda Cross.
Split into simpler sentences: Carolyn Gold Heilbrun (January 13,1926--October 9,2003) was an American academic and prolific feminist author of important academic studies. She published popular mystery novels under the pen name of Amanda Cross.