Megan Weil Latshaw, PhD, MHS, works to improve health through changes in our environment, by working to make the easy choice the healthy choice. In general, her efforts focus on making public health science useful for: 

• Lawmakers 
• Those working in public health or environmental agencies 
• The public

With a doctorate in Environmental Health Sciences from Johns Hopkins, Dr. Weil Latshaw rejoined their faculty after working for more than a decade in the non-profit world. She serves JHU’s Planetary Health Institute as co-Director of the Education Program, the Bloomberg American Health Initiative on the Environmental Challenges Steering Committee, and recently as co-chair of JHU’s Sustainability Plan Steering Committee. She also serves as Director of Master’s Degree Programs in the Department of Environmental Health and Engineering, and teaches at both the undergraduate & graduate levels. Her massive open online course on Chemicals & Health has enrolled over 100,000 students from all over the world. 

Previously, Dr. Weil Latshaw served as Chair of the American Public Health Association’s Environment Section, then as the Chair of the Association’s Intersectional Council (and as an ex officio member of the Executive Board). She has participated on dozens of committees (including the National Academies and for the European Commission), presented at dozens of gatherings (including Congressional briefings), and co-authored multiple peer-reviewed articles (the first of which was published in JAMA).  

Prior to Hopkins, Dr. Weil Latshaw worked to strengthen environmental and public health laboratories as the Environmental Health Director at the Association of Public Health Laboratories. Her team focused on creating a national biomonitoring system, testing for agents of chemical terrorism, and building a home base for environmental laboratories. Before that, Dr. Weil Latshaw served as the Senior Director for Environmental Health Policy at the Association of State and Territorial Health Officials, where her efforts included creating the State Environmental Health Directors group.  

Dr. Weil Latshaw’s current efforts focus on designing healthy communities through transportation, examining states’ preparedness to deal with the health impacts of climate change, and improving environmental health surveillance. Everything she does is through an equity and justice lens.