Rudolf Carnap

Rudolf Carnap (18 May 1891 – 14 September 1970) was a German-American philosopher and logician. He was active in Europe before 1935 and in the United States thereafter. He was a major member of the Vienna Circle and an advocate of logical positivism. He is considered "one of the giants among twentieth-century philosophers".
Education.
He studied at the Barmen Gymnasium. Then, he attended the University of Jena, intending to write a thesis in physics. But he also studied philosophy and attended Frege's courses in mathematical logic. 
Career.
He taught philosophy in Prague, and Vienna and the United States.
Works.
Here is the list of some of his works in philosophy: