Seekers of Tomorrow: Masters of Modern Science Fiction is a work of collective biography on the formative authors of the science fiction genre by Sam Moskowitz, first published in hardcover by the World Publishing Company in 1965. The first paperback edition was issued by Ballantine Books in October, 1967. A photographic reprint of the original edition was issued in both hardcover and trade paperback by Hyperion Press in 1974. Most of its chapters are revised versions of articles that initially appeared in the magazine Amazing Stories from 1961 to 1964.The work presents the history of the genre from the 1920s through the 1960s via a discussion of the lives and works of twenty-two of its most important early writers. After a general introduction, individual chapters deal with particular authors, followed by a general survey of later or lesser writers (including C. S. Lewis, James Blish, Walter M. Miller, Jr., L. Ron Hubbard, Hal Clement, Ross Rocklynne, Poul Anderson, Cyril M. Kornbluth, Frederik Pohl, Alfred Bester, Edgar Pangborn, Kurt Vonnegut, Jr., Philip K. Dick, Ward Moore, John Hersey, John Christopher and Frank Herbert), an epilogue and an index. Source: Wikipedia (en)