- Category : 1941-births
- Type : PE
- Profile : 5/1 - Heretical / Investigator
- Definition : Split - Large
- Incarnation Cross : LAX Alignment 1
American academic administrator who served as the president of the University of Wisconsin System from 1992 to 2004. Lyall was the first woman president in the UW system. She had previously served as Executive Vice President of the System, and Director of the Graduate Program in Public Policy at Johns Hopkins University. She received a B.A. (1963) and a Ph.D. (1969) in economics from Cornell University, and an MBA (1965) from New York University.