David Ruffner

David Ruffner, PhD, is Vice-President, Research & Development, Spheryx, Inc. At Spheryx Inc., Dr. Ruffner is leveraging his extensive experience with optical fields and optical scattering to commercialize Total Holographic Characterization®. He attended New York University for his graduate studies in physics, where he worked with Prof. David Grier, and studied optical forces in complex beams of light.

He published papers in peer reviewed journals on the role of polarization in optical force fields and on optical tractor beams using holographic video microscopy, that got widespread press. Dr. Ruffner was awarded a Dean's Dissertation fellowship. Prior to receiving his doctorate at New York University, he studied physics at Rutgers University on a full academic scholarship. In 2009, he graduated with highest honors.While at Rutgers Dr. Ruffer was awarded the Robert L. Sells Memorial Scholarship and the Mary Wheeler Wigner Memorial Scholarship.