Dr. Tom Betsy is a faculty member at Bergen College in New Jersey where he teaches microbiology and anatomy and physiology and other courses in their nursing school. He is widely respected for his unique way of simplifying complex topics.Jim Keogh is a New York University faculty member and an RN licensed in New York and New Jersey. He has written books in the DeMYSTiFieD series, including Medical-Surgical Nursing DeMYSTiFieD, Medical Billing and Coding DeMYSTiFieD, Java DeMYSTiFieD, and OOP DeMYSTiFieD.