This book presents the work, methodology and characteristics of some Behavioral Analysis Units of various police forces around the world. These units are composed of experts in behavioral analysis, who analyze criminal behavior to provide information to police investigators regarding the characteristics of the perpetrator of a crime. They use the so-called Criminal Profiling technique. This book gathers these units throughout 6 countries, explaining the origin of this approach in the FBI and showing its development up to the present day. En este libro se presenta el trabajo, metdología y características de algunas Unidades de Análisis de Conducta de diversas fuerzas policiales alrededor del mundo. Estas unidades están compuestas por exp