George C. Halvorson is chairman and CEO of Kaiser Permanente, America's leading integrated health care organization. He was formerly president and CEO of HealthPartners in Minneapolis, Minnesota and has helped start HMOs in countries around the world. Halvorson has written several books on health care topics, including the highly-praised Strong Medicine (1993).

George J. Isham, M.D., is medical director and chief health officer for HealthPartners. He is a founding board member of the Institute for Clinical Systems Improvement in Minnesota and has been a national leader in quality improvement methods.