Question: Ligo Scientific Collaboration appointed an American physicist as it's first spokesperson, who was a professor of physics at what university?
Sentence (from "David Reitze"): David Reitze (born January 6, 1961 in Washington, Pennsylvania) is an American laser physicist who is Professor of Physics at the University of Florida and served as the scientific spokesman of the Laser Interferometer Gravitational-Wave Observatory (LIGO) experiment in 2007-2011.
Relevant evidence: No