Doktortitel in Biochemistry and Molecular Biology von der Johns Hopkins University; M.D. von der University of Texas Medical Branch in Galveston; zur Zeit ihrer Auswahl eingesetzt an der Johns Hopkins University School of Medicine, Baltimore, Maryland; Semifinalistin bei der Astronautenauswahl der NASA-Gruppe 8; war Chief of NASA Johnson Space Center's Space Medicine and Health Care Systems Office; derzeit Associate Professor, Department of Internal Medicine, University of Texas Medical Branch.