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Alan W Hirshfeld

Alan W. Hirshfeld is Professor of Physics at the University of Massachusetts - Dartmouth and an Associate of the Harvard College Observatory. He received his undergraduate degree in astrophysics from Princeton University in 1973 and his PhD in astronomy from Yale University in 1978. He is the author of two widely praised books: Parallax: The Race to Measure the Cosmos, which chronicles the human stories involved in the centuries-long quest to measure the first distance to a star; and The...See more