Service Activities
- Board, Global Earthquake Model Project (GEM), 2016-Present
- Advisory Committee, National Science Foundation, Directorate for Engineering (ENG), 2015-Present
- Member , National Academy of Sciences (NAS) Board on Army Science and Technology, 2015-Present; Roundtable on Risk, Resilience, and Extreme Events , 2014-Present
- Executive Committee, Technical Council on Lifeline Earthquake Engineering (TCLEE), 2007-Present
- Task Committee Leader, EERI Data Needs, 2005-Present
- Associate Editor, Earthquake Spectra, 2007-present
- Transportation Research Board, Committee on Seismic Design of Bridges, 2003-Present
- FWHA Seismic Virtual Team, 2002-Present
- Member, American Society of Civil Engineers, 1995-present;
- Control Group Member of Seismic Effects Subcommittee , 1999-Present
- Task Committee on Supplemental Damping for Seismic Applications, 1999-Present
- Task Committee on Structural Control, 2002-Present
- Member, Earthquake Engineering Research Institute, 1995-Present
- Steering Committee, National Academy of Sciences (NAS) Disasters Roundtable, 2009-2013
- Chair of Executive Committee, Technical Council on Lifeline Earthquake Engineering (TCLEE), 2009-10
- Board, Earthquake Engineering Research Institute (EERI) 2009-12
- Advisory Board, The Department of Homeland Security, Center of Excellence – Natural Disasters, Coastal Infrastructure and Emergency Management (DIEM)
- Vice-Chair, IABSE Working Group of Earthquake Resistant Structures, 2009-2013
- National Research Council Committee on Louisiana Coastal Protection and Restoration, 2007-2009
- Board on Infrastructure and the Constructed Environment, National Academy of Engineering, 2002-2008
- Chair, ASCE Seismic Effects Committee, 2006-2010
- Nominations Committee, NEES, 2005-2007
- Associate Editor, ASCE Journal of Structural Engineering, 2004-2010
- Task Committee Chair, Data Needs for Earthquake Engineering (EERI), 2004
- National Research Council Committee to Develop a Long-Term Research Plan for Earthquake Engineering , 2002- 2003