After serving two years he was given a certificate of honorable separation and, as required by U.S. law, entered the Enlisted Reserve.
Two years later, the U.S. Army concluded that he was a security risk due to activity in left-wing politics and to his membership in the Communist Party USA.
In 1958 the U.S. Supreme Court ruled that soldiers' discharges must be based solely on their military service records.
[3] Abramowitz earned a master's degree in economics from the New School of Social Research, and completed his Ph.D. at New York University.
He worked for a brief time as a researcher for the International Ladies Garment Workers Union and at New York University's Institute of Industrial Relations.