- 2005 - 2006
ChairContinuing Education Committee, Society of Critical Care Medicine
- 2004 - 2011
MemberEthics Subcommittee, Clinical Practice Committee - Arizona, Executive Operations Team - Arizona
- 2003 - 2006
MemberContinuing Education Committee, Society of Critical Care Medicine
- 2003 - 2006
MemberResearch Committee, Society of Critical Care Medicine
- 2003 - 2006
MemberResidents Education Committee, Society of Critical Care Medicine
- 2003 - 2004
President- ElectEmergency Medicine Section, Society of Critical Care Medicine
- 2002 - 2020
FellowAmerican College of Critical Care Medicine
- 2002 - 2004
MemberInfection Control Subcommittee, Clinical Practice Committee - Arizona, Executive Operations Team - Arizona
- 2002 - 2003
ChairSubcommittee - Project Impact data system for the ICU, Department of Critical Care
- 2001 - 2002
MemberInformation Technology Committee, Executive Operations Team - Arizona, Mayo Clinic Arizona Committees
- 2000 - 2002
StakeholderPICIS Information System for Department of Critical Care, Mayo Clinic Arizona Committees
- 2000 - 2002
MemberPICIS Information System for Department of Critical Care, Mayo Clinic Arizona Committees
- 1998 - 2002
MemberElectronic Medical
Records(EMR), Information Technology Committee, Executive Operations Team - Arizona
- 1998 - 2002
MemberInstitutional Electronic Medical Records Design Group, Electronic Medical
Records(EMR), Information Technology Committee
- 1998
MemberDepartment of Critical Care
- 1998 - present
Elected FellowRoyal College of Physicians of the United Kingdom
- 1996 - present
DiplomatAmerican Board of Emergency Medicine
- 1990 - 2020
MemberEmergency Medicine Section, Society of Critical Care Medicine
- 1990 - 2002
MemberAmerican College of Critical Care Medicine
- 1988 - present
Elected FellowRoyal College of Surgeons of England
- 1987 - present
Elected FellowRoyal College of Surgeons of Edinburgh
- 1986 - 1998
MemberRoyal College of Physicians of the United Kingdom