Suicide clusters are generally defined as groups of suicides, suicide attempts, or both that are closer in time and space than normally expected in a given location. Suicide contagion is a related concept whereby susceptible persons are thought to be influenced toward suicidal behavior as a result of knowledge of another person\u27s suicidal act. Suicide pacts describe the suicides of two or more individuals with an agreed-upon plan to die together or separately and closely timed. This entry discusses each of these concepts
