Originally published in 1939. PROBLEMS OF ETHICS by MORITZ SCHLICK. TRANSLATION BY DAVID RYNIN. Foreword: THE appearance, in English translation, of Professor Moritz Schlicks Fragen dcr JLthi is timely and welcome.-Professor Schlick was the leader of the vigorous and influential Vienna Circle, a group of scientists, logicians, and philosophers who attacked in a fresh way the persistent problem as to what the nature and the significant function of...