Ludwig Wittgenstein
Ray Monk
Ernest Gellner
Norman Malcolm
Erik Stenius
K. T. Fann
Leeds, Eng. University. Dept. of Philosophy.
P. M. S. Hacker
Paul Strathern
Child, William
Justus Hartnack
Saul A. Kripke
Erich Ammereller
Richard Allen
Russell B. Goodman