Dr. Wallace holds a Ph.D. in Epidemiology and has professional experience in epidemiology, science communication, health economics, research design and biostatistics.


She is currently an Epidemiologist and Adjunct Professor at the University of Illinois Chicago, School of Public Health. Dr. Wallace is also a Lecturer at the Thomas Jefferson University College of Population Health.


She is also known as science communicator "Dr Kat" on her popular social media channels where she educates on epidemiology, vaccines, and the COVID-19 pandemic. 

She has been an invited speaker in the US and internationally, and has presented research at over 20 scientific congresses.

Dr Wallace is a member of several science communication initiatives, such as: "Team Halo" (United Nations), Project FIDES (World Health Organization), the Health Influencer Council (Public Good Projects), and she was recognized by the UK Government as a "Vaccine Luminary" for the 2021 G7 Vaccine Confidence Summit.


Dr. Wallace has also been featured as an opinion contributor and has been interviewed or profiled in several mainstream media outlets such as: MSNBC, CNN, BBC World News,The Washington Post, The New York Times, Bloomberg, and National Public Radio.



Ph.D. Epidemiology (2013), University of Illinois Chicago


National Certification in Public Health (CPH)



Delta Omega Honor Society

Alpha Kappa Delta Honor Society


US Department of Defense, Congressionally Directed Medical Research Programs, 2006-2009

Midwest Roybal Center Research Pilot Grant, 2008-2010

US Department of Defense, Clinical Research Fellowship, UIC/Jesse Brown VA Medical Center, 2006-2009

National Institutes on Aging Predoctoral T32 Research Fellowship, 2005-2008

Paul D. Doolen Graduate Scholarship Award, 2006

Select Publications:

Wallace Contagion Live 2022

Wallace Cancer Causes and Control 2021

Wallace Op Ed published in The Hill 2021

Wallace Pharmacoeconomics 2020

Wallace J Rheumatology 2004


  • TikTok
  • Black Instagram Icon
  • Twitter