Philip S. Abrams

Philip S. Abrams is a computer science researcher who co-authored the first implementation of the programming language APL.
APL.
In 1962, Kenneth E. Iverson published his book "A Programming Language," describing a mathematical notation for describing array operations in mathematics. In 1965, Abrams and Lawrence M. Breed produced a compiler that translated expressions in Iverson's APL notation into IBM 7090 machine code.
In the 1970s, he was vice president of development for Scientific Time Sharing Corporation (STSC), Inc.