- Holloway, John, 1920- (2)
- Müller, F. Max (Friedrich Max), 1823-1900 (2)
- Ortony, Andrew, 1942- (2)
- Belskaya, Natalia (1)
- Coulter, Jeff (1)
- De Bono, Edward, 1933- (1)
- Dimnet, Ernest, 1866-1954 (1)
- Geach, P. T. (Peter Thomas), 1916- (1)
- Johnson-Laird, P. N. (Philip Nicholas), 1936- (1)
- Sinclair, Hermina (1)
- Tikhomirov, Oleg Konstantinovich (1)
- Wallon, Henri, 1879-1962 (1)
- Wason, Peter Cathcart (1)