The psychology and behavior of individuals are well-known to the public, but the psychology and behavior of crowds are quite unfamiliar to many managers. However, this knowledge is an important part of crowd management in the tourism industry, especially in emergency situations. This course provides foundational knowledge about the concept of crowds, factors that form crowds, psychological and behavioral characteristics of crowds, reactions, and management techniques. Crowd management models, crowd risk analysis matrices, software, and psychological tactics will also be introduced to help students be proactive when working with large gatherings.