Dr. Claudia Thomas is the first black woman orthopedic surgeon in the United States. Her journey, though, starts before her residency at Yale-New Haven Hospital,  before medical school at Johns Hopkins,  and even before she risked her professional future leading a student sit-in at her undergraduate alma mater, Vassar College, in the late 1960's. It begins with the values she learned from her parents. Carol Vassar, producer