Complex sentence: Malcolm was born in Prague in 1934, one of two daughters--the other is author Marie Winn--of a psychiatrist father, but has lived in the United States since her family emigrated from Czechoslovakia in 1939.
Split into simpler sentences: Malcolm was born in Prague in 1934, one of two daughters--the other is author Marie Winn--of a psychiatrist father. She has resided in the United States since her family emigrated from Czechoslovakia in 1939.