Karl August Folkers Scientist
Karl August Folkers (September 1, 1906 – December 7, 1997) was an American biochemist, working at Merck, and best known for his role in the isolation of vitamin B12. He received the Perkin Medal in 1960, the Priestley Medal in 1986, and the National Medal of Science in 1990. As a Merck Pharmaceuticals research team, Folkers, Fern P. Rathe, and Edward Anthony Kaczka were the first to isolate the antibiotic cathomycin in 1955.
