Age: 50 Hometown: Rochester resident for 12 years Family: Wife, Lori Lillienberg, of 16 years and four children from ages 4 to 14 Education: B.S. in nuclear engineering, University of Illinois; M.S. and Ph.D. in mechanical engineering, Massachusetts Institute of Technology; M.D., University of Illinois, Chicago Work: Mayo Clinic physician, dealing mostly with cancer patients Groups: Vice president of the American Brachytherapy Society, co-director of Prostate Cancer Program at Mayo Clinic, member of Hosanna Lutheran Church Key issues: Favors developing alternative energy sources and opening Arctic National Wildlife Refuge to oil and natural gas exploration, passing a Federal Taxpayer Bill of Rights to cap federal spending at the rate of inflation plus rate of economic growth, advocates stem cell research without use of human embryos Website: www.briandavisforcongress.com