Education
He attended Palos Verdes High School. Hogan earned in 1976 his Bachelor of Arts in astronomy, with highest honors, from Harvard University, and his Doctor of Philosophy in astronomy from King"s College at the University of Cambridge, England (1980).
Career
He is known for his theory of "holographic noise", which holds that holographic principle may imply quantum fluctuations in spatial position that would lead to apparent background noise or holographic noise measurable at gravitational wave detectors, in particular GEO 600. He is the author of "The Little Book of the Big Bang" Published in 1998 by Springer-Verlag, which was translated into six languages.
Membership
High-Z Supernova Search Team]
He was a member of the international High-z Supernova Search Team which co-discovered dark energy in 1998.