The contribution made by the Vienna Circle to ethics and the philosophy of action is increasingly being recognized. Here two previously unpublished pieces by Moritz Schlick and his pupil Josef Scha
Karl Menger was born in Vienna on January 13, 1902, the only child of two gifted parents. His mother Hermione, nee Andermann (1870-1922), in addition to her musical abilities, wrote and published shor
