Fellow, American Institute of Aeronautics and Astronautics (AIAA)
Fellow, American Helicopter Society (AHS)
Fellow, American Academy of Mechanics (AAM)
Editorial Advisory Board Member, The Open Aerospace Engineering Journal, 2007 - present
Editorial Board, Journal of Mechanics of Materials and Structures, 2006 - present
Editorial Board, International Journal of Solids and Structures, 1996 - 2005
Editorial Board, Journal of Engineering Mechanics, Oct. 2001 - Sept. 2003
Editorial Board, International Journal for Engineering Analysis and Design, 1993 - 1997
Associate Editor, Vertica, 1988 - 1991
Associate Editor, AIAA Journal, 1981 - 1983
AIAA Structural Dynamics Technical Committee, 1981 - 1983
AIAA Structural Dynamics Technical Committee, 1977 - 1979
Stability Committee, Engineering Mechanics Division, American Society of Civil Engineers, 1999 - 2007; Chairman, Oct. 2001 - Sept. 2003; Vice Chairman, Oct. 2003 - Sept. 2004
Dynamics Committee, American Helicopter Society, 1988 - 1991, 1997 - 2000, 2005 - 2008
Christian Faculty Leadership Network, Christian Leadership Ministries, 2000 - present
Finite Element People
Last Updated 4/12/2008