Complex sentence: Bernstein received his Ph.D. in 1972 under Israel Gelfand at Moscow State University, was elected to the Israel Academy of Sciences and Humanities in 2002 and was elected to the United States National Academy of Sciences in 2004.
Split into simpler sentences: Bernstein received his Ph.D. in 1972 under Israel Gelfand at Moscow State University. Bernstein was elected to the Israel Academy of Sciences and Humanities in 2002 and was elected to the United States National Academy of Sciences in 2004.