Samachson was a graduate of Rutgers University and he earned a Ph.D. in chemistry from Yale.
Joe married and he had a son and a daughter. Joseph Samachson died of complications from Parkinson's disease in 1980.
Joseph Samachson was a scientist and writer. He started working for DC Comics in 1942 on the title Action Comics and soon he moved on to titles like Detective Comics, Batman, Adventure Comics and more. He is often cited as the creator of the character Martian Manhunter along with artist Joe Certa. Samachson was also known for his work on science fiction and pulp magazines.