Complex sentence: Estrich, who is Jewish, having been Bat Mitzvahed at Temple Israel in Swampscott MA, was born in Lynn, Massachusetts, and grew up in Marblehead on the Massachusetts North Shore.
Split into simpler sentences: Estrich, who is Jewish, having been Bat Mitzvahed at Temple Israel in Swampscott MA, was born in Lynn, Massachusetts. She grew up in Marblehead on the Massachusetts North Shore.