Jerome Karle: My name is Jerome Karle. And it is J-E-R-O-M-E K-A-R-L-E.

Cindy Kelly: Great. Dr. Karle, can you tell me about what you were doing in the early 1940s and how you happened to become part of the Manhattan Project?

Karle: Well, I had just finished my work in 1943, for my graduation on my degree.

Isabella Karle: Your PhD.