- 2022 - present
Honorary MemberJapan Radiological Society
- 2018 - present
ParticipanteIBD Boards, Unit Committees, Department of Nursing
- 2018 - present
ParticipantPancreatic Tumor Board
- 2018 - present
ParticipantHB Tumor Board, Department of Surgery
- 2018 - present
ParticipantGYN/MRI Endometriosis Preop Rounds
- 2018 - present
ParticipantCR eTumor Board
- 2017 - 2019
Member, Practice Parameters and Technical Standards CommitteeAmerican College of Radiology
- 2014 - 2019
Member, Gold Medal CommitteeSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 2014 - present
Member, Special Awards CommitteeSociety of Abdominal Radiology (Merger of SGR and SUR)
- 2013 - 2019
Chair: Hepatobiliary Agent Working GroupAmerican College of Radiology
- 2013 - present
Honorary MemberRadiological Society of South Africa
- 2011 - present
Honorary FellowAsian Society of Abdominal Radiology
- 2010 - 2020
Member, LI-RADS Steering CommitteeAmerican College of Radiology
- 2010 - 2011
PresidentSociety of Abdominal Radiology (Merger of SGR and SUR)
- 2008 - 2016
ChairmanInternational Cancer Imaging Society
- 2008 - 2013
MemberRadiological Society of North America
- 2007 - 2008
PresidentInternational Cancer Imaging Society
- 2006 - 2012
Board of DirectorsSociety of Abdominal Radiology (Merger of SGR and SUR)
- 2006 - 2007
President ElectInternational Cancer Imaging Society
- 2005 - 2015
Radiological Society of North America
- 2005 - 2008
Member, Abdominal Imaging CommitteeAmerican College of Radiology
- 2005 - 2007
Corporate Relations Committee memberAmerican Roentgen Ray Society
- 2005 - present
Co-DirectorAmerican Roentgen Ray Society
- 2005 - present
Board of Trustees, Board MemberInternational Cancer Imaging Society
- 2005 - present
MemberEuropean Society of Gastrointestinal and Abdominal Radiology
- 2004 - 2010
MemberMallinckrodt Institute of Radiology
- 2004 - 2008
Member, Executive CommitteeAmerican College of Radiology
- 2004 - 2006
Member, ACRIN Gastrointestinal Disease CommitteeAmerican College of Radiology
- 2004 - 2006
Member, Cannon Medal CommitteeSociety of Abdominal Radiology (Merger of SGR and SUR)
- 2003 - 2005
Scientific Program ChairRadiological Society of North America
- 2003 - 2005
Member, Commission on Research and Technology CommitteeAmerican College of Radiology
- 2003 - 2004
Member, Body Computed Tomography CommitteeAmerican College of Radiology
- 2003 - 2004
PresidentSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 2003
Member, Scientific Program CommitteeSociety of Abdominal Radiology (Merger of SGR and SUR)
- 2002 - 2003
President ElectSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 2002
Instructional Course FacultyAmerican Roentgen Ray Society
- 2001 - 2007
Expert PanelistAmerican College of Radiology
- 2001 - 2003
Member, Visiting Professor CommitteeSociety of Abdominal Radiology (Merger of SGR and SUR)
- 2001 - 2002
Vice PresidentSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 2001
FellowInternational Cancer Imaging Society
- 2000 - 2017
MemberMallinckrodt Institute of Radiology
- 2000 - 2001
ChairmanSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 1999 - 2007
Scientific Session ModeratorRadiological Society of North America
- 1999 - 2005
Member, Scientific Program CommitteeRadiological Society of North America
- 1999 - 2000
Vice President-ElectSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 1998 - 2000
Instructional Course FacultyAmerican Roentgen Ray Society
- 1998 - 1999
Member, Scientific Program CommitteeSociety of Abdominal Radiology (Merger of SGR and SUR)
- 1998 - 1999
Vice-President Elect-DesignateSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 1997 - 2017
MemberWashington University in St. Louis School of Medicine
- 1997 - present
FacultyRadiological Society of North America
- 1996 - 2017
Associate MemberWashington University in St. Louis School of Medicine
- 1996 - 2017
Strategic Planning Committee MemberWashington University in St. Louis School of Medicine
- 1996 - 2017
MemberMallinckrodt Institute of Radiology
- 1996 - 1997
Medical Advisory Board - MemberVital Images, Inc.
- 1995 - 2017
MemberMallinckrodt Institute of Radiology
- 1995 - 2005
Member, Drug and Contrast Media CommitteeAmerican College of Radiology
- 1995 - 2002
Member, Task Force On Continuous Professional ImprovementAmerican College of Radiology
- 1995 - 1996
MemberMallinckrodt Institute of Radiology
- 1994 - 1995
Member, Standards CommitteeSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 1993 - 2017
MemberMallinckrodt Institute of Radiology
- 1993 - 2003
Radiological Society of North America
- 1993 - 1996
Member, Scientific Research CommitteeSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 1993 - 1995
Membership CommitteeSociety of Abdominal Radiology (Merger of SGR and SUR)
- 1992 - 2000
Medical Advisory Board - MemberSiemens Medical Systems
- 1992 - 1993
Scientific Session ModeratorRadiological Society of North America
- 1992 - 1993
Scientific Session ModeratorAmerican Roentgen Ray Society
- 1992
FacultyAmerican College of Radiology
- 1991 - 2013
ExaminerAmerican Board of Radiology
- 1991 - 1995
Member, Postgraduate Course CommitteeSociety of Abdominal Radiology (Merger of SGR and SUR)
- 1991 - 1994
Member, Scientific Exhibits Awards CommitteeRadiological Society of North America
- 1991 - 1992
ChairmanSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 1991
FacultyAmerican College of Radiology
- 1991
Scientific Awards Committee, MemberAmerican Roentgen Ray Society
- 1990 - 1992
Member, Instructional Course FacultyAmerican Roentgen Ray Society
- 1989 - 1992
Member, Membership and Credentials CommitteeSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 1988 - 1991
Radiological Society of North America
- 1988 - present
MemberSociety of Advanced Body Imaging (formally Society of Computed Body Tomography and Magnetic Resonance)
- 1986 - 1995
MemberBarnes-Jewish Hospital, Washington University in St. Louis School of Medicine
- 1986 - present
MemberSociety of Abdominal Radiology (Merger of SGR and SUR)
- 1983 - present
MemberAssociation of University Radiologists
- 1982 - present
MemberAmerican College of Radiology
- 1982 - present
MemberAmerican Roentgen Ray Society