Missouri Senator Bob Onder was sworn into office on January 7, 2015. He previously served in the Missouri House of Representatives from 2007 to 2008. In addition to his legislative duties, Sen. Onder has been a physician and small businessman for over 20 years. He is board certified in Allergy and Clinical Immunology and Internal Medicine. Sen. Onder is a member of the O'Fallon, Western St. Charles, and Greater St. Charles County Chambers of Commerce, and the Missouri State Medical Association. He is a former board member of Missouri Right to Life and is a life member of the National Rifle Association. He is a graduate of Washington University School of Medicine and Saint Louis University Law School.