*This title has fallen out of print. We have found a replacement and will receive it mid-June. Once we have it we will write study notes and send the book and notes together by the end of June. Thank you for your patience and understanding.

This is the true story of a man who helped save millions of lives. Because of his work, the diseases that had killed people for centuries were finally defeated. His imagination, patience, and clear thinking have transformed our world forever. Beautifully illustrated with warm and highly detailed paintings.