Available for the first time in 20 years, here are two important works from the 1920s by the best-known representative of the Vienna Circle. In The Logical Stru

This book is about scientific theories of a particular kind - theories of mathematical physics. Examples of such theories are classical and relativis tic partic

There are few more important philosophers at work today than John Searle, a creative and contentious thinker who has shaped the way we think about mind and lang

The only book to investigate the parallel between what happens at other times and what happens in other possible worlds.