John W. Welte, PhD

John W. Welte, PhD.

Senior Research Scientist


Senior Research Scientist Emeritus

Contact Information

1021 Main Street
Buffalo, NY  14203-1016
Phone: (716) 887-2503

Primary Research Areas

Survey epidemiology of substance abuse; relationship between substance abuse and criminal offending; survey epidemiology of pathological gambling.

Research Publications Expertise

Research Agenda

Dr. Welte is an emeritus senior research scientist at RIA. His latest research focused on problem gambling, as co-principal investigator on the Survey of Gambling in the U.S., which analyzed trends in gambling behaviors and problems over a decade-long period. Other recent research includes studying the ecological and sociocultural influences on Native American gambling and alcohol use. Over his decades-long career, he has also studied alcohol use among various populations, including adolescents, elderly, and the homeless, and the relationship between substance use disorders and delinquency.

Areas of Expertise

  • Survey epidemiology of substance abuse
  • Relationship between substance abuse and criminal offending
  • Survey epidemiology of pathological gambling