If we as Catholics are to heed the instruction of our first pope, which is to “always be ready to make a defense to anyone who calls you to account for the hope that is in you” (1 Pet. 3:15), we must have a basic understanding of argumentation. We must know what constitutes a strong argument and what constitutes a weak one. Furthermore, we must understand how to detect common fallacies. In this interactive and intellectually stimulating talk, Matt explains these things and lays out five indispensable tips for conversing with non-Catholics.