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".
Morris Ginsberg Morris Ginsberg FBA (14 May 1889 – 31 August 1970) was a British sociologist, who played a key role in the development of the discipline. He served as editor of "The Sociological Review" in the 1930s and later became the founding chairman of the British Sociological Association in 1951 and its first President (1955–1957). He was president of the Aristotelian Society from 1942 to 1943, and helped draft the UNESCO 1950 statement titled "The Race Question".