In 1989, at the age of 39, she received her MD from the University of California, Davis, Medical School. She completed her residency and earned her Board Certification in Family Medicine in 1992, probably the first grandmother to graduate from the Santa Rosa UCSF residency program. Dr. Kerr writes about current issues in medical practice and has published extensively in medical journals, including JAMA, California Family Physician, and Sonoma Medicine. She writes a monthly health column for the Santa Rosa Press Democrat. She currently lives in Santa Rosa, California. More About the Author