Dr. Ronni Brown is a leader in dental public health who strives to achieve equitable oral health for vulnerable populations. For 27 years, Dr. Brown practiced at the Sonoma County Main Adult Detention Facility in Northern California where she treated patients whose lives and smiles were impacted by poverty, substance abuse, and incarceration. Her research on the impacts of drug use patterns on caries severity has garnered international interest and positioned her as an expert on the oral effects of substance-use disorders. She is the author of the #1 Amazon Best Seller ?A State of Decay?: Your Dental Guide to Understanding and Treating Meth Mouth and a contributing author to the National Institute of Health?s, Oral Health in America Report. She is a member of  the American Dental Association, California Dental Association, and the American Association of Public Health Dentistry. In her new position as the Senior Community Health Planner for San Mateo County in Northern California, Dr. Brown looks forward to creating strategic action plans to address the county?s opioid epidemic.