"Paul R. Ehrlich was born in 1932 in Philadelphia to William Ehrlich and Ruth Rosenberg. Yes, his mother's maiden name was Rosenberg. He grew up in a Jewish but anti-Zionist household. His ethnic background is Ashkenazi Jewish, with maternal German ancestors arriving in the 1840s and paternal grandparents from Galicia and Transylvania in the Austrian Empire. Sources consistently describe him as Jewish-American."