Marv Van Dilla is a extremely intelligent scientist who worked in the Bio-Medical division at the Lab. In the Oral-History he talks about growing up in New York City in the 1930s. He got his PHD in Physics at MIT after WW2. He arrived in Los Alamos in 1957 to work at the laboratory. He worked on the Human Genome project at the lab. In the oral-history he goes over nuclear weapons in detail, the effects, morals and how they work. He talks highly of Los Alamos and the outdoor activities he did with his family when he lived there.
Here he is talking about the effects of nuclear fallout on the japanese people after WW2.
Los Alamos Oral HIstory Project 