March 7, 2017 Matthew Callahan Liechtenstein March 7, 2017 Matthew Callahan “Dear Dr. Mark Swartz,I was part of your November class in 2015, took my Step 2 CS exam three weeks later, and finally got my results.I’m happy to tell you that I passed the exam!Thank you very much for your great course. It was an amazing experience, not only as a preparation for the course. I also learned some helpful skills for my daily clinical practice.Best regards,” — Mathias Possner, M.D., Liechtenstein Matthew Callahan freelance writer of policy, politics, religion, and tech. web designer, social media manager, a/v installer, computer question-answerer.