The Discoverers of Insulin
Fredrick Grant Banting
Banting developed the research idea and in collaboration with Best made most of the experiments and surgeries
Charles Herbert Best
Best collaborated with Banting on most of the experiments and surgeries that led to the discovery of insulin.
John James Rickard MacLeod
MacLeod provided the laboratory and scientific guidance through all research steps. He had an active role in the final steps of isolating and purifying of insulin.
James Bertram Collip
Collip played a central role isolating and purifying the insulin.