 Davis, gave a $5 million gift to create an endowment for Princeton's International Center, now called the 'Kathryn W. and Shelby Cullom Davis ’30 International Center'.Soon after her undergraduate education, she began supporting Wellesley College, where she was a trustee for 18 years and a leader in all six major fundraising campaigns in the history of the college.Her gifts totaled over $50 million, with significant portions directed to the Davis Museum & Cultural Center, student financial aid, campus revitalization, and professorships in Asian and Slavic studies.