The Methodological Character of Theoretical Concepts

A founding member of the Vienna Circle looks back on twenty-five years of logical empiricism: what it got right, what it had to abandon and where it was heading.

Herbert Feigl

If theories only connect observations, why do we need unobservable entities at all? Hempel's famous dilemma is one of the classic texts of logical empiricism.

Carl G. Hempel

A student and friend of Carnap explains what his empiricism really amounted to, with special attention to probability and how experience changes our beliefs.

Richard C. Jeffrey

Shows how the mind-body problem shaped logical empiricism from the start, through the influence of Fechner on Schlick, Carnap and Feigl. A rich chapter on the movement's roots.

Michael Heidelberger