Oregon Health Sciences University (OHSU) and Portland State University (PSU) School of Public Health

Skip to Main Content


  • The results are being filtered by the character: O
A B C D E F G H I J K L M N O P Q R S T U V W Y Z
Photo of Seth O’Neal MD, MPH

Seth O’Neal MD, MPH

Assistant Professor

Seth O’Neal is an Assistant Professor of epidemiology in the School of Public Health. He also holds a visiting faculty position at Universidad Peruana Cayetano Heredia in Lima, Peru, and is co-director of the university’s Center for Global Health in Tumbes, Peru.

O’Neal is engaged in research to develop cost-effective and sustainable control interventions for neglected tropical infections in resource-limited settings.…

Photo of Ryan Olson MA, PhD

Ryan Olson MA, PhD

Professor

Dr. Ryan Olson has a faculty appointment in the OHSU-PSU School of Public Health as a Professor in the Environmental Systems & Human Health program. In this role his work includes teaching courses and collaborating on research with SPH primary faculty members.

In addition to his commitments to the OHSU-PSU School of Public Health (SPH), Dr.…

Photo of Doris Onnis RN, BSN, IBCLC

Doris Onnis RN, BSN, IBCLC

Adjunct Instructor

Doris Onnis is a clinical instructor in the School of Public Health’s Lactation Education Program.

Maternal-child health has been the focus of Onnis’ career. She has worked as a registered nurse for more than 35 years, working in neonatal intensive care, postpartum care and community health, and helped to develop an outpatient postpartum and lactation program for Providence St.…

Michelle Owens B.S.