Complex sentence: Attaran was born in California to immigrants from Iran and has earned a B.A. (UC Berkeley), M.S. (Caltech), LL.B. (UBC) and a D.Phil in immunology from the University of Oxford.
Split into simpler sentences: Attaran was born in California to immigrants from Iran. He has earned a B.A. (UC Berkeley), M.S. (Caltech), LL.B. (UBC) and a D.Phil in immunology from the University of Oxford.