Pendleton Herring, a pioneering student of American politics and influential foundation executive, died at his home in Princeton, New Jersey, on August 17, 2004, at the age of 100. He had two successive careers, first as a leading political scientist, then as head of the Social Science Research Council (SSRC), a capacity in which he played a major part in fostering the burgeoning of the social and behavioral sciences in the post-World War II years.