Dr. Bruce Fye's unique book, Caring for the Heart: Mayo Clinic and the Rise of Specialization, weaves together three important themes. It describes major developments in the diagnosis and treatment of heart disease in the twentieth century, explains how the Mayo Clinic evolved from a family practice in Minnesota into one of the world's leading medical centers, and reveals how the invention of new technologies and procedures promoted specialization among physicians and surgeons. Join Dr. John Russell in overviewing with Dr. Fye this pivotal epoch in American medical history.