Dr. Horn is a nationally recognized researcher with funding from government and non-profit organizations including the National Institutes of Health (NIH), US Department of Health and Human Services (HRSA), AHRQ, and the Verizon Foundation to research the use of technology in underserved (under-represented) populations. She has authored several peer-reviewed journal publications on health communication and health disparities. She has been a community-based primary care pediatrician with over two decades of experience providing care and conducting research in communities of color.