Cover -- Table of Contents -- About the Editors -- Chapter 1: Classification and AISC Specification -- Chapter 2: Effects of Semi-rigid Connectionson Structural Members and Frames -- Chapter 3: Types of PR Connections -- Chapter 4: Modeling of Connections -- Chapter 5: Steel Connection Database -- Chapter 6: Advanced Analysis of Steel and Composite Semi-rigid Frames -- Chapter 7: Case Studies for Second-order (Direct) Analysis of Semi-rigid Frames in Hong Kong -- Appendix A1: Single Web Angle/Single Plate Connections -- Appendix A2: Double Web-Angle Connections -- Appendix A3: Top- and Seat-angle with Double Web-angle Connections -- Appendix A4: Top- and Seat-angle Connections -- Appendix A5: Extended End-plate Connections -- Appendix A6: Flush End-plate Connections -- Appendix A7: Header End-plate Connections -- Index.