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

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More than 150 experienced faculty from diverse backgrounds.

More than 150 faculty members work within the OHSU-PSU School of Public Health. They have a wide range of expertise, from monitoring and assessing health risks and opportunities in populations, to helping build health-supporting social environments through policy, advocacy, and programs. They are educators, advisors, researchers, practitioners and community leaders. They come from backgrounds in quantitative, behavioral, environmental and social sciences, policy and government, exercise and health sciences and anthropology, among many other areas. They all work in collaboration with each other and with community partners, and are especially focused on the training and education of future leaders and practitioners in the public health fields.

Standing Committee Membership

Faculty Directory

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Photo of Leslie Hammer PhD

Leslie Hammer PhD

Professor

Dr. Leslie Hammer has a secondary faculty appointment in the OHSU-PSU School of Public Health as a Professor in the Environmental Systems & Human Health program. In this role her work includes mentoring students and collaborating on research with primary faculty.

In addition to her work in the OHSU-PSU School of Public Health (SPH), Dr. Hammer is the Director of the Occupational Health Psychology graduate training program at Portland State University that is funded through a training program grant from NIOSH; and an Associate Director of the NIOSH-funded Oregon Healthy Workforce Center (OHWC), one of six centers of excellence in Total Worker Health®.…

Photo of Debra Harris PhD, MST

Debra Harris PhD, MST

Senior Instructor II

Debra Harris is a senior instructor II in the OHSU-PSU School of Public Health. Her areas of specialization are health education instructional strategies and techniques, child/youth health promotion program planning, school health, school physical education, youth/obesity, death/dying, and emotional abuse in the workplace. She also is an adjunct instructor in PSU’s Graduate School of Education, supervising teacher candidates in the area school health and physical education, and teaching the health and physical education methods courses. …

Katherine Hayden-Lewis

Senior Research Associate II

Photo of Katrina Hedberg MD, MPH

Katrina Hedberg MD, MPH

Affiliate Professor

Dr. Katrina Hedberg holds an affiliate faculty appointment in the OHSU-PSU School of Public Health as an Affiliate Professor in the Epidemiology programs. In this role, her work includes guest lecturing and collaborating on research with primary faculty.

In addition to this commitment to the OHSU-PSU School of Public Health (SPH), Dr. Hedberg has worked at the Oregon Public Health Division for the past 29 years, most recently as the Oregon State Health Officer and State Epidemiologist. …

Photo of Emily Henkle PhD, MPH

Emily Henkle PhD, MPH

Research Assistant Professor

Emily Henkle is an epidemiologist and research assistant professor who in recent years has focused on projects related to pulmonary infectious disease. Her research has focused on nontuberculous mycobacteria – or NTM disease – along with pediatric Haemophilus influenzae and pneumococcal infection, infant influenza and adult influenza in healthcare workers. She  approaches her research with both the individual and public health in mind, producing data on disease burden, incidence and natural history of disease.…

Dr. Ashley Hirai

Dr. Hirai has a volunteer affiliate faculty appointment in the OHSU-PSU School of Public Health in the Epidemiology programs. In this role her work includes teaching classes, mentoring and supervising EPI students, and collaborating on research with primary SPH faculty members. 

A federal Health Scientist working remotely in Portland for the Health Resources and Services Administration, Dr.…

Photo of Josh Hodsden MBA

Josh Hodsden MBA

Graduate Admissions and Recruitment Specialist

Josh Hodsden has been a student advocate in higher education for eight years, coaching both undergraduate and graduate students before and during their programs. 
Education, Degrees
B.S., Business Management, University of Phoenix, 2002
M.B.A., University of Phoenix, 2010

Photo of Willi Horner-Johnson PhD, MA

Willi Horner-Johnson PhD, MA

Associate Professor

Dr. Willi Horner-Johnson has a faculty appointment in the OHSU-PSU School of Public Health as an Associate Professor in the Epidemiology programs. In this role her work includes teaching courses, mentoring students, and collaborating on research with SPH primary faculty members.

In addition to his commitments to the OHSU-PSU School of Public Health (SPH), Dr. Horner-Johnson holds a faculty appointment in the OHSU’s Institute on Development & Disability.…

Photo of David Hurtado SD, MS

David Hurtado SD, MS

Assistant Professor

Dr. David Hurtado has a faculty appointment in the OHSU-PSU School of Public Health as an Assistant Professor in the online Public Health Practice programs. In this role he teaches courses, mentors students, collaborates on research with primary faculty, and is actively engaged in committee work.

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