Jean D. Sibonga, Ph.D.
Senior Scientist
jean.sibonga-1@nasa.gov

Jean Sibonga has been employed as a Senior Scientist at University Space Research Association (USRA) since 2005 and currently serves as the Lead for the Bone Discipline in the Human Research Program at NASA Johnson Space Center.  Dr. Sibonga received her B.S. in Chemistry and English (1980) from University of Puget Sound (Tacoma, Washington) and her PhD in Biochemistry from Loma Linda University (1988).  She has over twenty-five years of research experience in the field of mineral metabolism in such institutions as the Jerry L. Pettis VAMC (Loma Linda, CA), NASA Ames Research Center, Harvard School of Dental Medicine and the Mayo Clinic Rochester.