A conference that looks at the factors that trigger suicide is being held to mark World Suicide Prevention Day on September 10. The keynote speakers at the No Suspicious Circumstances conference are Professor Roger Mulder from the University of Otago and Dr Mera Penehira from the University of Auckland. The day-long event is at the Waipuna Conference Centre in Mt Wellington. Tickets are $60. Visit casper.org.nz for more information.