Robert R. Caldwell

Robert R. Caldwell
Alma materWashington University in St. Louis (A.B.)
University of Wisconsin-Milwaukee (Ph.D.)
Known forPhantom dark energy
Scientific career
FieldsTheoretical physics, Cosmology
InstitutionsDartmouth College
Doctoral advisorBruce Allen

Robert R. Caldwell (born around 1965) is an American theoretical physicist and professor of physics and astronomy at Dartmouth College. His research interests include cosmology and gravitation. He is known primarily for his work on theories of cosmic acceleration, in particular dark energy, quintessence, and the Big Rip scenario.

He coined the term phantom dark energy.