Life with Unix says: Past drummer for Woody Herman Band, developer of mpx files (forerunner to select () ), original uucp packet driver, Datakit, line disciplines and adaptive control in dh driver.

A Research Unix Reader says: Greg (Gregory L.) Chesson pursued all aspects of computer-to-computer communication: multiplexing with mpx (v7), flow-controlled channels with con (v7) and dcon, and protocols, including one used by uucp. The first kernel- and user-level software for Datakit was his.