Andrew Gordon Speedie Pask was an English author, inventor, educational theorist, cybernetician and psychologist who made contributions to cybernetics, instructional psychology, experimental epistemology and educational technology. Pask first learned about cybernetics in the early 1950s when the originator of the subject, Norbert Wiener, spoke at Cambridge University, where Pask was an undergraduate student. Pask was asked to be of assistance during Wiener's talk.