Code-Writing Committees
- Member, AISC Task Committee 5, Composite Structures (2016–present)
- Member, AISC Task Committee 9, Seismic Design (2006–2016); Corresponding Member (2001–2006)
- Member, AISC Ad hoc Task Committee 12 Sub-committee on Modular Composite Construction, Seismic Design (2010–2015)
- Member, CSA-S16.1 Standard, Limit States Design (LSD) of Steel Structures (1998–present)
- Member, Seismic Committee of Canadian Highway Bridge Design Code (1994–present)
- Member, Canadian National Committee on Earthquake Engineering (CANCEE) (2007–2014)
- Building Seismic Safety Commission, NEHRP Recommended Provisions Update Committee, Technical Subcommittee 6 on Steel Structures: Member (2001–2005), Corresponding member (1998–2000 and 2006–2008)
- Research Team Member, NCHRP 12-49 Comprehensive Specification for the Seismic Design of Bridges (1998–2001)
Project Review Committees
- Invited Reviewer, AISC Design Guide 6, 2nd Edition — "Composite Column Design" (2020–2023)
- Invited Reviewer, AISC Design Guide — "Wind, Seismic, and Fire Design Guides for Composite Plate Shear Walls/Concrete Filled (C-PSW/CFs), SpeedCore Systems" (2020–2021)
- Invited Expert, FHWA-NIST Research Planning Workshop on the Fire Safety of Highway Bridges, October 30, 2019, Gaithersburg, Maryland
- Invited Reviewer, AISC Design Guide 32 — "Design of Modular Steel-Plate Composite Walls for Safety-Related Nuclear Facilities" (2017)
- Invited Reviewer, California Department of Transportation, Guide Specifications for Seismic Design of Steel Bridges, 2nd Edition (2014)
- Member of Project Review Panel, "Development of Updated NEHRP Post-earthquake Investigations Strategy: Phase I", NEHRP Consultants Joint Venture (2013)
- Member of Project Review Panel, NEHRP Seismic Design Technical Brief No. 8: Seismic Design of Steel Special Concentrically Braced Frame Systems (2013)
- Member, Highway Seismic Advisory Panel (HSAP), FHWA Research Project, 'Improving the Seismic Resilience of the Federal-Aid Highway System', University of Nevada, Reno (2008)
- Member of Peace Bridge Technical Jury Committee (2005)
- Member of Steering Committee, ATC-58 FEMA-Funded Project to Develop Performance-Based Seismic Design Guidelines, Applied Technology Council (2002–present)
- Member, FHWA Panel, "Recommendations for Seismic Performance Testing of Bridge Piers" (2002–2005)
- Member, FHWA Seismic Virtual-Team (2001–present)
- Member of NCHRP Project Panel, NCHRP 12-54 Integral Connections of Modern Steel Bridge Structures (1999–2002) and more…
Editorial Boards
- Founding Co-Chief Editor, Elsevier Journal of Resilient Cities and Structures (2021–present)
- Journal of Disaster Research (2007–present)
- Engineering Structures Journal (2007–2012)
- Member of Editorial Board, Journal of Earthquake Engineering (2002–2021)
- Member of Editorial Board, Journal of Earthquake Engineering and Engineering Vibrations (2002–2010)
Conference & Workshop Steering Committees
- Member of Planning Committee, World Steel Bridge Symposium (2018–2020)
- Member of Steering Committee, Symposium on Aging Steel Buildings, New York, December 2009
- Co-chair of Steering Committee, Symposium on Emerging Developments in Multi-Hazard Engineering, New York, September 2007
- Member of International Steering Committee, 2007 Meeting of the Asian-Pacific Network of Centers for Earthquake Engineering Research (ANCER), Kowloon, Hong Kong, 2006–2007
- Member of Steering Committee, 5th National Seismic Conference and Workshop for Bridges and Highways, San Francisco, 2006 (2005–2006)
- Co-chair of Steering Committee, 7th U.S. National Conference on Earthquake Engineering, Boston (1999–2002)
- Co-chair of Steering Committee, MCEER Workshop: Lessons from the World Trade Center Terrorist Attack (1999–2002)
- Member of Steering Committee, 3rd National Seismic Conference and Workshop on Bridges and Highways, Portland (2001–2002)
- Co-Chair (with Dan Inman), MEDAT-2 Workshop on Mitigating Earthquake Disasters using Advanced Technologies, Las Vegas, November 2000
- Co-chair (with Ian Buckle and John Kulicki), NCHRP 12-49 Workshop on Seismic Provisions for Steel Bridges, Las Vegas, July 2000
- …and more
International Scientific & Advisory Committees
- Member of International Scientific Committee, 12th International Conference on Behavior of Steel Structures in Seismic Areas (STESSA), New Delhi, India, September 2026 (2025–2026)
- Member of Scientific Committee, 4th Conference on Resilience Multi-risk Assessment and Monitoring (ICONREM 2026), Florence, Italy, June 2026 (2025–2026)
- Member of Scientific Committee, Computational Methods in Structural Dynamics and Earthquake Engineering (COMPDYN 2025), Rhodes, Greece, June 2025 (2023–2025)
- Member of International Scientific Committee, 3rd International Conference on Resilience, Earthquake Engineering, and Structural Health Monitoring, Torino-Ispra, Italy, June 2024 (2023–2024)
- Member of International Scientific Committee, 11th International Conference on Behavior of Steel Structures in Seismic Areas (STESSA), Salerno, Italy, July 2024 (2022–2024)
- Member of Scientific Committee, COMPDYN 2023, Athens, Greece, June 2023 (2021–2023)
- Member of Local Advisory Committee, 18th World Conference on Earthquake Engineering, bid for hosting in Montreal, Canada, 2024
- Member of Scientific Committee, COMPDYN 2021, Athens, Greece (Virtually/COVID), June 2021
- …and many others