What Happened on April 1st

Alan J. Perlis is born in Pittsburgh, Pennsylvania. Perlis received his undergraduate degree in Chemistry (1942) from Carnegie Institute of Technology (later Carnegie Mellon University) and a PhD from MIT in 1950. Perlis went on to establish and head Carnegie's Graduate Department of Computer Science. A longtime developer of programming languages and techniques, as well as an educator, many of Perlis' graduate students have become world leaders in Computer Science themselves. He taught at Carnegie, Purdue, and Yale over his career and is fondly remembered as the author of classic one-liners that grew into poems. He died in New Haven, Connecticut on February 7, 1990.