Consulting & Board Memberships

American Academy of Orthopaedic Surgeons

Member, 1997 Adult Spine Self-Assessment Examination Committee, 1995-1998
Member, 2000 Adult Spine Self-Assessment Examination Committee, 1997-2000

American Board of Orthopaedic Surgery

Member, Question Writing Task Force Committee, 1999-2000

American Society of Neurophysiological Monitoring

Member, Advisory Board, 1991-1994

AO Spine Study Group

Member, 1988-1991

Edwards Spinal Study Group

Member, 1987-1991

Federation of Spine Associations

Chairman, Program Committee, 1999 Specialty Spine Day, 1998-1999
Secretary-Treasurer, March 2000-March 2003

Group International Cotrel-Dubousset - U.S.A.

Chairman Emeritus, Board of Directors, 1996-1999
Chairman, Board of Directors, 1995-1996
Vice-Chairman, Board of Directors, 1993-1995
Chairman, Grant Review Committee, 1993 to present

Harms Study Group

Member, 1990-1992

International Spinal Study Group (Jürgen Harms, Chairman)

Member, 1996 to-date

Kaneda Spine Study Group

Member, 1987-1991

National Spine Network

Member, Board of Directors, 1995 to present

North American Spine Society

Member, Subcommittee on Resident Core Curriculum, Deformity Section, 1995 to present

Scoliosis Association, Inc.

Member, Professional Advisory Board, 1994 to present

Scoliosis Research Society

Member, Board of Directors, 1995-1997; 2000-2004
First Vice President, 10/2000-9/2001
President Elect, 9/2001-9/2002; President, 9/2002-9/2003; Past President, 9/2003-9/2004
Membership Committee, 1988-1992
Chairman, Membership Committee, 1991-1992
Program Committee, 1993-1995
Chairman, Program Committee, 1995
Representative, Spine Self-Assessment Examination, 1989-1990
Research Endowment Fund Committee, 1988-1991
Local Host, 1997 Meeting, St. Louis, MO
Member, Endowment Committee, 1998-1999
Member, Endowment Committee, 2006-2007
Senior Member, Federation of Spine Associations Representative, 1998-1999
Member, Core Curriculum Task Force, 1998-2000
Member, Aging Spine Committee, 1999-2002

SpineUniverse.com

Member, Editorial Board and Reviewer, August 2000 to present

The American Orthopaedic Association

Chairman, International Traveling Fellowships Subcommittee, June 1999 to June 2000
Member, International Traveling Fellowships Subcommittee, 1998 to present
Member, Fellowships Coordination Committee, August 1999 to present
Member, Editorial Board, AOA News, August 1999 to present