Walter John Herbert Sprott, known to friends as ‘Sebastian’ Sprott, and also known as Jack Sprott (1897-1971) was a British psychologist and writer.
Sprott was educated at Felsted School and Clare College, Cambridge, where he became a member of the Cambridge Apostles. In the 1920s, he became acquainted with other members of the Bloomsbury Group. After a job as a demonstrator at the Psychological Laboratory in Cambridge, he moved to the University of Nottingham, where he eventually became professor of philosophy.[1]