Alumna Tracy Caldwell Returns

Alumna Tracy Caldwell (B.S. chemistry ’93), a NASA astronaut serving as a mission specialist, returned to her alma mater recently to address a group of faculty members attending workshops on research opportunities with NASA. Caldwell was delighted to reunite with one of her mentors, Sue Fisher, university radiation safety officer. During her student days, Caldwell worked for Fisher in Environmental Health and Instructional Safety.