[2] Casdin was born in Worcester to Simon and Ida (Ostroff) Cohen.

[1] Casdin owned and operated the Jobbers Outlet, a clothing store founded by his father.

[1] Casdin was a member of the Worcester city council for thirteen terms,[3] from 1956 to 1982.

[4] In 1968 Casdin ran for the fourth congressional district seat in the United States House of Representatives.

[1] Casdin died at the Jewish Healthcare Center in Worcester on March 17, 2007.