Thesis Nurs. 1995 P499r c.2 Pett, Lisa Bendig. The relationship between personality hardiness 1995. THE RELATIONSHIP BETWEEN PERSONALITY HARDINESS AND GRADE POINT AVERAGE IN DIPLOMA NURSING STUDENTS. by Lisa Bendig Pett BSN, RN Submitted in Partial Fulfillment of the Requirements for the Master of Science in Nursing Degree Approved by: