Edward Robert Harrison

Edward R. Harrison (8 January 1919 – 29 January 2007) was a British astronomer and cosmologist, noted for his work about the increase of fluctuations in the expanding universe, for his explanation of Olbers's paradox, and for his books on cosmology for lay readers. He spent much of his career at the University of Massachusetts, Amherst, and University of Arizona, both in the United States. Provided by Wikipedia