The book "Two Tests: Testing the Supernatural Claims of Christianity Using Two Rules of Their Own" is written by Lysle, Lionel. In this book, the author offers a new perspective on Christian supernatural claims, using for this purpose two internal rules of Christianity itself. Lysle analyzes religious sources, historical facts, logical arguments, and scientific data to prove or disprove Christian claims. Will Christianity survive its own tests of its own rules? This book will appeal to anyone interested in philosophy, religion, and spirituality, helping to understand and analyze complex aspects of faith and science.