Theta Tau International Honor society was chartered Delta Iota Chapter March 27, 1980.
Membership consists of undergraduate and graduate students, faculty and community leaders.
Membership is based on superior scholastic achievement, evidence of professional potential, marked achievement in the filed of nursing, and peer evaluations. Students enrolled in Hampton University's School of Nursing who have completed at least one-half of the required curriculum for the baccalaureate or graduate nursing program may be considered eligible for membership if they have a 3.00 cumulative nursing average. Selected graduate nurses with a baccalaureate or higher degree are also eligible for membership within national guidelines for leadership and creativity.