Clifford M. Will

Photo of Clifford M. Will

Clifford M. Will is the James S. McDonnell Professor of Space Sciences in the Physics Department at Washington University in St. Louis, and is the author of Was Einstein Right? From 1998 to 2011 he chaired NASA’s Science Advisory Committee for Gravity Probe B.


Astrophysics

Viewpoint: Finally, results from Gravity Probe B

Nearly fifty years after its inception, the Gravity Probe B satellite mission delivers the first measurements of how a spinning gyroscope precesses in the gravitational warping of spacetime. Read More »