"Active intervention" with suicidal callers to telephone crisis lines involves breaking confidentiality by dispatching emergency services, typically the police, to a suicidal person without that person's consent and sometimes without his or her knowledge.1 Those who oppose active intervention often refer to it as "nonvoluntary intervention." Active intervention is rapidly becoming the standard of practice for crisis centers and is required for certification by the American Association of Suicidology (AAS), the primary organization that certifies telephone crisis centers. A policy of (...) active intervention is also required for any crisis center affiliated with the Hope Line and the National Suicide Prevention Lifeline .. (shrink)