Elizabeth Mattfeld, M.S. Expertise: Public health, prevention, statistics, research methodology, psychological theory, program evaluation and systems coordination Full Biography: Elizabeth Mattfeld, M.S., in Community Psychology, has nearly twenty years of experience in the public health and prevention fields. She has coursework, training, and experience in statistics, research methodology, and psychological theory. Ms. Mattfeld’s strength lies in program evaluation and systems coordination. Her experience includes the tracking and analysis of school-based alcohol and substance abuse programs implemented using safe and drug free schools funding in the state of New York. She has developed and implemented professional development training, curricula, media and programmatic interventions in issues related to public health with a specific focus on alcohol and substance abuse. Elizabeth has worked with communities to implement a logic model; providing technical assistance as they collect and analyze local data using locally developed survey instruments, the Youth Risk Behavior Survey, Healthy Behaviors of School Children, Monitoring the Future, and the National Household Survey on Drug Abuse; providing technical assistance as they prioritize root causes and develop target performance measures; providing technical assistance as the programmatic intervention is designed and implemented in accordance with research and best practice; and providing technical assistance with program process and outcome evaluation. Elizabeth has developed training materials focused on alcohol law enforcement, specifically the preparation of local officers to enforce alcohol laws and regulations with a goal of increased enforcement and reduced alcohol-related harm.