Im this episode Ron talks to the author of The Purple World, Dr. Joseph Jarvis. His years of family practice (in Salt Lake City, Washington DC, and Reno) were largely in areas of low income, with most of his patients being uninsured. Dr. Jarvis has two decades of experience as a consultant in public health and environmental medicine. He later spent several years as a specialist in occupational lung disease in Denver. His public health career included stints working in the federal government (OSHA, US Dept. of Labor) and state government (Nevada Division of Health, Colorado Department of Public Health and Environment). [...]