He held the Fondren Family Chair in Cellular Signaling and the H. Wayne Hightower Distinguished Professorship in the Medical Sciences at the University of Texas Health Science Center at Houston (UTHealth) before becoming the center's medical school dean.
[2] He joined the physiology faculty at the University of Texas Health Science Center at Houston in 1979, and he held the school's Fondren Family Chair in Cellular Signaling and the H. Wayne Hightower Distinguished Professorship in the Medical Sciences.
[2] Schultz's scientific work studied ion transport in the small intestine, and some of his research findings led to the development of oral rehydration therapy.
[5] He was elected to membership in the Association of American Physicians and the European Academy of Sciences.
[6] Schultz died of cancer in 2014 in Mountain View, California.