Stephen Williams, M.D., Ph.D. has been the Chief Medical Officer at SomaLogic since 2009, and is responsible for Clinical R&D, Medical Affairs and Regulatory and Quality. He oversees clinical application of the SomaScan® Platform and has also had roles in launching the life sciences commercial business, assay development and bioinformatics.

Dr. Williams previously had an 18-year career at Pfizer, Inc., with multiple roles in Experimental Medicine and as the Vice President and Worldwide Head of Clinical Technology. He was also on the National Advisory Council for Biomedical Imaging and Bioengineering at the U.S. National Institutes of Health. He helped launch the Alzheimer’s Disease Neuroimaging (ADNI) study and form the FDA-FNIH-PhRMA biomarker consortium.

Dr. Williams has degrees in physiology, medicine and surgery, and received his doctorate in medicine and physiology from Charing Cross and Westminster Medical School (now a part of Imperial College, London). He also obtained training in diagnostic imaging at the University of Newcastle Upon Tyne.