"The Role of Emotion in Predicting Violence" presents a theoretical framework for understanding emotions as discrete constructs and intergroup emotions, followed by a discussion of how emotions lead to violence through the inculcation of cultures with hatred and violence. "Avoiding the Entrapment Defense in a Post-9/11 World" explains how proper planning and execution by law enforcement officers can prevent terrorist attacks while avoiding the risk of a successful entrapment defense. The "Technology Update" profiles "eGuardian" as a proven collaborative solution in bridging the gap that formerly existed in the law enforcement information-sharing domain. "Bulletin Honors" describes the rationale, planning, and features of the Law Enforcement Memorial of Sedgwick County, KS. "Police Practice: Training Mexican Police Officers and City Council Members" presents the West Texas A&M University Model, in which criminal justice faculty members worked with San Miguel de Allende's training director and police chief to create an exchange program for officers in San Miguel de Allende, beginning in August 2010. The article provides guidance for developing, implementing, and evaluating the training of police officers, as well as city council politicians from San Miguel de Allende. "Crime Statistics for 2010" shows that overall the estimated volume of violent crimes in 2010 declined 6 percent compared with 2009. For the eighth consecutive year, the volume of property crimes also declined (2.7 percent). The "Leadership Spotlight" notes that the best leaders are lifelong learners.