Viewing animal abuse as along a continuum of domestic violence, a behavioral scientist and a retired law enforcement officer state the scope of the problem and evidence for the link, and advocate that everyone become involved in breaking this vicious cycle. Their research found significant differences in attitudes about and treatment of pets in violent vs. non-violent households. Resources are listed. Carlisle-Frank heads the Foundation for Interdisciplinary Research and Education Promoting Animal Welfare (FIREPAW). Flanagan coordinates the Link-UP Program linking law enforcement and local agencies to stop animal-directed violence. Annotation ©2006 Book News, Inc., Portland, OR (booknews.com)