Jaime Seltzer, MS is the Scientific Director of the Myalgic Encephalomyelitis Action Network (#MEAction) and an Affiliate Researcher with Stanford University under Stanford Medicine. Seltzer is a TIME100 Health honoree, recognized for her work on infection-associated chronic diseases ME/CFS and Long COVID. She has served as a subject-matter expert for CDC, WHO, NIH, and Cochrane Review, and has been quoted in top publications including TIME, The Washington Post, and NPR. Seltzer has co-authored critical clinical guidelines with Mayo Clinic, led education initiatives, developed disease management guides for laypersons, and received grants from the Society to Improve Diagnosis in Medicine, Sigma/ANCC, and internal grants from Mayo Clinic Rochester to transform ME/CFS treatment and diagnostic approaches. Seltzer lives with ME/CFS: experience guides her work.