Health and Medicine Division (HMD)The Health and Medicine Division (HMD) is a division of the National Academies of Sciences, Engineering, and Medicine (the National Academies). The National Academies are private, nonprofit institutions that provide independent, objective analysis and advice to the nation and conduct other activities to solve complex problems and inform public policy decisions related to science, technology, and medicine. The Academies operate under an 1863 congressional charter to the National Academy of Sciences, signed by President Lincoln.