What collection of papers by a Russian-British social and political theorist appeared in 1969?
Isaiah Berlin Sir Isaiah Berlin (6 June 1909 – 5 November 1997) was a Russian-British social and political theorist, philosopher and historian of ideas. He was an essayist, conversationalist, raconteur, and lecturer. In its obituary of the scholar, the "Independent" stated that "Isaiah Berlin was often described, especially in his old age, by means of superlatives: the world's greatest talker, the century's most inspired reader, one of the finest minds of our time [...] there is no doubt that he showed in more than one direction the unexpectedly large possibilities open to us at the top end of the range of human potential".
Razumnik Ivanov-Razumnik Razumnik Vasilyevich Ivanov-Razumnik (real surname - Ivanov; Разумник Васильевич Иванов-Разумник; December 24 1878, Tiflis, Georgia, then Russian Empire, - July 9, 1946, Munich, Germany was a Soviet Russian writer, philosopher and literary critic, best known for his book "History of Russian Social Thought" (1907, in two volumes) and the series of essays on post-Revolution literary life in the Soviet Russia.