About the Author
Sara L. C. Mackenzie, M.D., M.P.H., completed medical school at the University of California-Davis and residency in family medicine at the University of Washington in Seattle. She obtained a master's degree in public health from the University of Washington. Dr. Mackenzie provides direct care for students at the University of Washington student health center. In addition, she is a Senior Lecturer in the School of Public Health and teaches several undergraduate courses — in large and small groups — about health, wellness, and illness. As the University of Washington School of Public Health Assistant Dean for Undergraduate Education, she has developed course and program curricula and led workshops on teaching and learning. In addition, she has organized conferences to enhance communication between youth and health practitioners. She is the West Coast medical consultant for Job Corps, a vocational training program for youth that incorporates basic health care, wellness, and employability. Her husband, Paul, and two daughters, Lila and Sydda, fill her life with laughter and balance. Sara enjoys horseback riding and gardening with her family.
David M. Rosenthal received his Ph.D. in counselor education from the State University of New York at Buffalo. For 23 years, he was a faculty member at the University of Iowa, teaching in the Colleges of Medicine, Public Health, and Education. Dr. Rosenthal was named Teacher of the Year by residents in the Department of Family Medicine and was given the College of Medicine Service Award. He was also the Director of Counseling and Health Promotion Services at the University of Iowa Hospitals and Clinics. Later he became the Director of La Bodega de La Familia in New York City. Dr. Rosenthal has also written a number of professional articles and books. With Dr. Michael Teague and David Gould, he produced a series of award-winning videos focusing on health. He also produced and co-directed, with Steven Henke, two award-winning video documentaries about Native Americans in South Dakota. Dr. Rosenthal has been a licensed marriage and family therapist and served as president of the Iowa Association of Marriage and Family Therapy. He has given more than 100 presentations in the United States and has conducted workshops in Zimbabwe, Uganda, Russia, and Greece. Dr. Rosenthal was also Executive Director of the Lower East Side Harm Reduction Center in Manhattan and an adjunct faculty member in the College of Education at Brooklyn College. He is currently a faculty member at Columbia University where he works with Family Medicine Residents and graduate students at the Mailman School of Public Health in the Department of Health Policy and Management. He is also a member of the Board of Directors of two non-profit organizations: Heritage Health and Housing and Kwah Dao. David and his wife, Jane, enjoy living in New York City and spending time with their children, Daniel (and wife, Courtney) and Rebecca (and husband, Chris) and their six grandchildre--Isaac, Darby, Emily, Cyrus, Max, and Hazel.