Introduction and Basic Definitions Introduction Importance of Risk Analysis Elements and Types of Risk Analysis Risk Assessment Risk Management Risk Communication References Elements of Risk Assessment Types of Risk Assessment Risk, Hazard, Performance and Engineering Risk Assessment Exercises References Probabilistic Risk Assessment Introduction Steps in Concluding a Probabilistic Risk Assessment Strength of PRA Scenario and Logic Modeling, Development and Quantification Modeling of Dependent Failures in Risk Assessment A Simple Example of PRA Exercises Performance Assessment Data and Modeling Introduction Active Hardware Performance Assessment Statistical Data Analysis for Hardware Items Availability as a Measure of Performance for Repairable Hardware Items Classical Parameter Estimation of Distribution Models for Performance Assessment of Hardware Bayesian Parameters Estimation of Distribution Models for Performance Assessment of Hardware Performance of Passive and Some Active Hazard Barriers through Physics and Engineering of Failure Modeling Software Performance Assessment Human Reliability Analysis Expert Opinion in Risk Assessment and Performance Assessment Exercises References Uncertainty Analysis Introduction Types of Uncertainty Measures of Uncertainty Uncertainty Propagation Methods Comparison of Uncertainty Propagation Methods Graphic Representation of Uncertainty Exercises References Identifying, Ranking and Predicting Contributors to Risk Introduction Importance Ranking in Probabilistic Risk Assessment Importance Measures in Success Risk Assessment A Comprehensive Example of Importance Measure Application Consideration of Uncertainties in Importance Measures Used for Risk-Based Ranking Uncertainty Importance Measures Precursor Analysis Exercises References Representation of Risk Values and Risk Acceptances Criteria Introduction Representation of Risk Results Health and Safety Risk Acceptance Criteria Economic Risk and Performance Acceptance Criteria Exercises References Decision Making Techniques Using Risk Information Introduction Economic Methods in Risk Analysis Non-Economic Techniques Exercises Risk Communication Introduction Forms of Communication The Basic Rules of Risk Communication Elements of Effective Risk Communication Characteristics of an Effective Risk Communication Risk Perception Exercises References Appendix A: Basic Reliability Mathematics: Review of Probability and Statistics Appendix B: Statistical Tables