Robert R. Caldwell

Robert R. Caldwell
NationalityAmerican
Alma materWashington University (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 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.