Tamarack R. Czarnik
Tamarack "Tam" R. Czarnik is an American medical researcher, notable for space advocacy and academic studies of human physiology in extreme environmental conditions. Czarnik is especially known for his scientific contributions to space medicine as well as a better understanding of such phenomena as ebullism and uncontrolled decompression. He is the author of a number of publications in the domain of bioastronautics including "Ebullism at 1 million feet: Surviving Rapid/Explosive Decompression" and "Medical emergencies in space". Czarnik was at the origin of the Mars Society Chapter foundation in Dayton, Ohio, and also served as the chapter's first Chair. From 2001 to 2011, Czarnik served in several missions as Medical Director for the Mars Society's FMARS and MDRS, simulated Mars habitats.