Megan L. Ranney is a practicing American emergency physician currently serving as the Dean of the Yale School of Public Health.

[6] Ranney helped found the American Foundation for Firearm Injury Reduction in Medicine, for which she serves as research officer.

[2][7] The following year, Ranney delivered a TED talk where she discussed how healthcare professionals can help to solve America's gun problem.

[8] Ranney has advocated for increased investment in community violence prevention programs and other interventions that move beyond gun control laws.

[10][11][5] Ranney pointed out that alongside escalating SARS-CoV-2 patient numbers, the protocols, treatment options and Centers for Disease Control (CDC) recommendations changed frequently.

[14] She called on private-sector companies to expand manufacturing of N95 masks, and suggested the Food and Drug Administration relax regulations to allow healthcare workers faster access to protective clothing.

[21] In February 2021, Ranney was named Associate Dean for Strategy and Innovation for the Brown University School of Public Health.