"Conspiracy theories have existed for centuries to rationalize major events and crises, but while they were once relegated to the fringes of discourse, in recent decades, they have increasingly become part of public debate. While many conspiracy theories are innocuous, others--like Holocaust denial--are considered dangerous because of their intention to legitimize racist or otherwise hateful ideologies. This resource examines key debates and topics related to conspiracy theories, including balancing free speech and public safety, the development of conspiracy theorizing over the past century, the role the internet has played, and whether some conspiracy theories can actually benefit society"--Provided by publisher.