David J. E. Callaway is a biological nanophysicist at the New York University School of Medicine . He is Professor and Director of the Laboratory of Biological Nanophysics. He works on neutron scattering studies of protein dynamics, rational drug design, macromolecular modeling, and related problems in physics. He is presently developing models of the amyloid beta-peptide of Alzheimer's disease and prion diseases.

In his copious free time, he sails the world and climbs its mountains.