John J.S. Cadwell received his degree in pharmacology from the University of Miami in 1981. He spent additional time studying at the University of Nottingham and the National Institute of Medical Research at Mill Hill, outside of London. He served in various capacities in the biomedical research fields until 2000 when he was founder of FiberCell Systems Inc. a company specializing in the research and supply of hollow fiber bioreactors. He has over 10 publications in the field and three patents relating to hollow fiber systems and is considered a world expert in the field.