Ryan Richard Ruff

Ryan Richard Ruff

Associate Professor

New York University


Dr. Ryan Richard Ruff, PhD, MPH is an associate professor in the department of Epidemiology & Health Promotion at the New York University College of Dentistry and an associated professor at the NYU School of Global Public Health. His research leverages epidemiology, education research, and implementation science to study school-based preventive medicine and its effect on child development. Dr. Ruff is one of the Principal Investigators of the CariedAway school-based oral health research network, the contact PI of the Pragmatic Research to Implement Sustainable Medicine in Schools (PRISMS) project, and the director of the Laboratory for Research & Analysis in School Health (RASH Labs). He is a fellow of the American College of Epidemiology and a member of the American Statistical Association and the American Educational Research Association.


  • School health
  • Oral disease epidemiology
  • Biostatistics


  • PhD in Research, Statistics, & Evaluation

    University of Virginia

  • MPH in Epidemiology

    Harvard University

  • MPhil in Education Policy

    Cambridge University

  • BAMT in Education

    University of Virginia




School-based research network and caries prevention program

Kristen He

Research Affiliate


Pragmatic Research to Implement Sustainable Medicine in Schools


Adaptive interventions to reduce treatment nonresponse



Associate Professor

New York University

May 2019 – Present New York, NY

Assistant Professor

New York University

Feb 2014 – Apr 2019 New York, NY

Director, Research & Evaluation Unit

New York City Department of Health

Oct 2011 – Jan 2014 New York, NY

Director of Research & Evaluation

New York City Department of Education

Jun 2010 – Sep 2011 New York, NY