This Pocket Guide fills a critical gap in the literature by providing state-of-the-art techniques for researchers, graduate students, and agency administrators. Research in criminal justice settings represents unique challenges that require rigorous designs and a suite of methods, as well as the tools to navigate a complex system. With this accessible and practical guide, readers will encounter a wide range of study types and data sources, along with strengths andweaknesses to consider with each as they conceptualize, implement, and analyze their research.