ÃÛÌÇÖ±²¥-BoulderÂ’s Delbert Elliott, a leading expert on youth violence, on Oct. 14 will announce the release of a groundbreaking book on the causes of youth violence and strategies for preventing it. "Violence in American Schools: A New Perspective," is co-edited by Elliott and includes chapters written by more than 20 experts from a range of disciplines – including criminology, public health and developmental psychology. Elliott will be part of a news conference introducing the book at 10 a.m. EDT, Wednesday, Oct. 14, in Washington, D.C.