IT4 Ground Motion, Selection, Scaling, and Combining

Chair
Charles Kircher
Charles Kircher & Associates Consulting Engineers

Members

C.B. Crouse
URS Corporation

Bruce R. Ellingwood
Georgia Institute of Technology

Ronald O. Hamburger
Simpson Gumpertz & Heger, Inc.

Robert D. Hanson
DHS/FEMA

James R. Harris
J.R. Harris & Company

John "Jack" R. Hayes
NIST (NEHRP Program)

William T. Holmes
Rutherford & Chekene

John D. Hooper
Magnusson Klemencic

Jeffrey K. Kimball
Defense Nuclear Facilities Safety Board

E.V. Leyendecker
USGS

Nicolas Luco
USGS

Michael G. Mahoney
DHS/FEMA

Andrew Whittaker
State University of New York, Buffalo