Doubt and trust are intimately related and affect human decisions in all areas. In License to Doubt, the author presents biblical arguments that help the reader understand how trust works and shows the types of doubt that paralyze them and prevent them from experiencing a full life. Through a clear path, it provides tools to control the anxiety caused by doubt, by understanding and analyzing it. It offers a self-assessment, in which the reader can customize practical solutions to their particular case and minimize the doubts in life that paralyze, distress, and besiege them.