 While at the University of Pennsylvania, Bright was a charter member of the Gamma chapter of the university's first black sorority, Delta Sigma Theta.Other members of her chapter included Virginia M. Alexander, who later became a physician and founded the Aspiranto Health Home; Anna Roselle Johnson, a social worker, educator, civic activist, and wife of the famed chemist Percy Lavon Julian; and Sadie Tanner Mosell, the first woman to receive a law degree from the University of Pennsylvania Law School.Bright also chartered the Xi Sigma chapter of Delta Sigma Theta, together with ten other women.