He is founder and president of Consumer Health Information Research Institute and a Clinical Professor of Family Medicine at the University of Missouri School of Medicine. Dr. Renner is an Adjunct Professor of Preventive Medicine at the University of Kansas School of Medicine. Dr. Renner is the editor or author of seven books. He has testified before Congress and several state legislative hearings on health fraud, serves on the board of directors of the National Council Against Health Fraud, Inc. and has been consultant to the FDA.