Willi Horner-Johnson




Research Assistant Professor,
PI, Health Care Disparities at the                                                       Intersection of race, ethnicity, and
Disability Epidemiologist,
Oregon Office on Disability and Health



Health of people with disabilities, including:

  • Disparities in health and access to health care
  • Health-related quality of life
  • Health promotion
  • Abuse/maltreatment of people with disabilities


Willi Horner-Johnson is a Research Assistant Professor of Public Health and Preventive Medicine at OHSU. She attended graduate school at the University of Illinois at Chicago, where she received a PhD in Community Psychology with a minor in Statistics, Methods, and Measurement. Her research interests include disability-related disparities in health and access to care, health promotion for people with disabilities, and measurement of health-related quality of life among adults with disabilities. In 2009, Willi received a New Investigator Award from the Disability Section of the American Public Health Association (APHA). She currently serves as Treasurer of the APHA Disability Section and she co-founded the Disability Section of the Oregon Public Health Association.


PhD, University of Illinois at Chicago, 2002


  • Health Care Disparities at the Intersection of Race, Ethnicity, and Disability; funded by the Agency for Healthcare Research and Quality
  • Oregon Office on Disability and Health; funded by the National Center on Birth Defects and Developmental Disabilities, Centers for Disease Control and Prevention (Elena Andresen, PI)


  • American Public Health Association
  • Oregon Public Health Association
  • American Association on Health and Disability
  • American Association on Intellectual and Developmental Disabilities


  • PI, Addressing Health Disparities at the Intersection of Race, Ethnicity, and Disability
  • Co-I, Health and Health Care Disparities among Individual with Disabilities
  • Co-I, Rehabilitation Research and Training Center on Health & Wellness for Persons with Long Terms Disabilities
  • PI, Efficacy of a Health Intervention for People with Intellectual Disabilities
  • Research Scientist
  • Healthy Lifestyles Evaluation Project


  1. Horner-Johnson, W. & Bailey, D. (in press). Assessing understanding and obtaining consent from adults with intellectual disabilities for a health promotion study. Journal of Policy and Practice in Intellectual Disabilities.
  2. Horner-Johnson, W., Dobbertin, K., Lee, J.C., Andresen, E.M. & the Expert Panel on Disability and Health Disparities (in press). Disparities in chronic conditions and health status by type of disability. Disability and Health Journal.
  3. Krahn, G.L., Horner-Johnson, W., Hall, T., Roid, G.H., Andresen, E., Fujiura, G., Nosek, M.A., Cardinal, B., Drum, C.E., Suzuki, R., & Peterson, J.J. (in press). Development and psychometric assessment of the Function-Neutral Health-Related Quality of Life measure. American Journal of Physical Medicine and Rehabilitation.
  4. Andresen, E.M., Peterson-Besse, J., Krahn, G., Walsh, E.S., Horner-Johnson, W., Iezzoni, L. (2013). Pap, mammography, and clinical breast exam screening among women with disabilities: A systematic review. Women's Health Issues, 23(4), e205-e214.
  5. Latta, R.E., Horner-Johnson, W., Weitlauf, J.C., & the Veteran Safety Initiative Writing Collaborative (2013). Violence in the Veteran home: Risk factors and implications for clinical care. Federal Practitioner, 30(3), 8S-12S. 
  6. Barile, J.P., Thompson, W.W., Zack, M.M., Krahn, G.L., Horner-Johnson, W., & Haffer, S.C. (2012). Activities of daily living, chronic medical conditions, and health-related quality of life in older adults. Journal of Ambulatory Care Management, 35(4), 294-304.
  7. Drum, C.E., Horner-Johnson, W., & Walsh, E.S. (2012). Construction and validation of the Outpatient Health Care Usability Profile (OHCUP). Disability and Health Journal, 5(4), 292-297.
  8. Horner-Johnson, W., Drum, C.E., & Abdullah, N. (2011). A randomized trial of a health promotion intervention for adults with disabilities. Disability and Health Journal, 4(2), 254-261.
  9. Hall, T., Krahn, G., Horner-Johnson, W., Lamb, G. & the RRTC Expert Panel on Health Measurement. (2011). Examining functional content in widely used health related quality of life measures.  Rehabilitation Psychology, 56(2), 94-99.
  10. Rosso, A.L., Wisdom, J.P., Horner-Johnson, W., McGee, M.G., Michael, Y.L. (2011). Aging with a disability: A systematic review of cardiovascular disease and osteoporosis among women aging with a physical disability. Maturitas, 68, 65-72.
  11. Horner-Johnson, W., Krahn, G.L., Suzuki, R., Peterson, J.J., Roid, G., Hall, T. & the RRTC Expert Panel on Measurement. (2010). Differential performance of SF-36 items in healthy adults with and without functional limitations. Archives of Physical Medicine and Rehabilitation, 91(4), 570-575. 
  12. Horner-Johnson, W., Suzuki, R., Krahn, G.L, Andresen, E.M., Drum, C.E., & the RRTC Expert Panel on Health Measurement. (2010). Structure of health-related quality of life among people with and without functional limitations. Quality of Life Research, 19, 977-984.
  13. Wisdom, J.P., McGee, M.G., Horner-Johnson, W., Michael, Y.L., Adams, E., & Berlin, M. (2010). Health disparities between women with and without disabilities: A review of the research. Social Work in Public Health, 25, 368-386.