Tom Van Vleck


Thomas Van Vleck is an American computer software engineer.

Life and work

Van Vleck was born and grew up in Hinsdale, Illinois. He graduated from MIT in 1965 with a BS in Mathematics. He worked on CTSS at MIT, and co-authored its first email program with Noel Morris. In 1965, he joined Project MAC, the predecessor of the MIT Computer Science and Artificial Intelligence Laboratory. He worked on the development of Multics for more than 16 years at MIT and at Honeywell Information Systems. He has also worked at Tandem Computers, Taligent, CyberCash, Sun Microsystems, Encirq, and SPARTA.
He is also known as a computer security expert.