Original sentence: Amongst his students have been the  violin virtuoso Yehonatan Berick and many composers.In 1961 Natra and his wife Sonia, a sculptor, immigrated to Israel.Natra was born in Bucharest and began studying music at the Jewish conservatory there 1942 while studying with Leon Klepper
Edited sentence: In 1961 professor Sergiu Natra and his wife Sonia, a sculptor, immigrated to Israel.Natra nurtured and cultivated a whole generation of students including violin virtuoso Yehonatan Berick and many composers.Over the years, Prof.Professor Natra was born in Bucharest began studying music at the Jewish conservatory there 1942 while studying with Leon Klepper