A psychologist since 1976, in order to facilitate the move from lecturing into beginning a private psychological practice, Peter began learning from Rob McNeilly in 1986. With a background in Educational Psychology, Peter assisted Rob in developing the initial learning assignments for CET programs, and was the Dean of Students at CET between 1989 and 1994. During this time he was also founding editor of etCETera. In 1996 he was awarded a Distinguished Service Award from CET.