In this photo taken Tuesday, Oct. 30, 2018, Salesforce CEO Marc Benioff speaks at a luncheon in San Francisco. Salesforce CEO Marc Benioff and his wife Lynne are donating $30 million to UCSF to research the causes and potential solutions for homelessness. The five-year initiative housed at the University of California, San Francisco will conduct academic research into homelessness and train future researchers in the field. (AP Photo/Eric Risberg, File)
SAN FRANCISCO A San Francisco billionaire is donating $30 million to the University of California, San Francisco, to research root causes of homelessness and potential solutions.