Peter Lewis is an independent Australian scholar not connected to any university or seminary. Although he has postgraduate qualifications in biblical studies his career has been medical. He is a fellow of the Royal College of Surgeons of England and has worked as a surgeon in developing countries (Bangladesh and the Solomon Islands). He is also a numismatist and has written books and many articles about coins relating to the history of Christianity. He is a researcher for the Centre for Coins, Culture and Religious History, https://cccrh.org