This book provides a resource that leads the reader through a risk assessment and shows them the proper tools to be used at the various steps in the process. This book also provides students studying safety and risk assessment a resource that assists them in understanding the various risk assessment tools. The book provides readers with a toolbox of techniques that can be used to aid them in analyzing conceptual designs, completed designs, procedures and operational risk. The approach to the book is analogous to a toolkit. The user locates the tool that best fits the risk assessment task they are performing. The chapters of the book progress from the concept of risk, through the simple risk assessment techniques, and into the more complex techniques. In addition to discussing the techniques, this book presents them in a form that the readers can readily adapt to their particular situation. Each chapter, where applicable, presents the technique discussed in that chapter and demonstrates how it is used. Case studies are provided so that the reader can see complete examples that demonstrate how each of the techniques can be used in analyzing a range of scenarios. Topics Include: Primer on Probability and Statistics, Failure Mode and Effects Analysis, Tree Analysis Techniques, Probabilistic Risk Assessment (PRA) and Use of PRA Software, Vulnerability Analysis Techniques, and others. Finally the book contains a download that has copies of worksheets and other materials that can be used during risk assessment procedures