Executive Committee Biographies

INMM Vice President Cary CrawfordPresident
Cary Crawford
Cary Crawford is currently a Senior Program Manager at the Oak Ridge National Laboratory and was most recently a Technical Group Manager at the Pacific Northwest National Laboratory.  He has over twenty-three years’ experience in nuclear safeguards, security, and nonproliferation. Cary has been influential in maintaining and enhancing core MC&A, Physical Protection, Protective Forces, International Safeguards, and Vulnerability Assessment/Risk Management capabilities to support nonproliferation missions and is currently working to enhance the Nuclear Security Science and Technology base at ORNL. 

Cary joined the INMM in 1997 and became a Senior Member in 2002.  He was a founding member and Vice President of the Southwest Chapter of the INMM prior to moving to Richland, WA in 2001. Cary has served as a Member-at-Large, Vice President, and President of the Pacific Northwest Chapter.  He helped establish the Idaho State University and the University of Washington Student Chapters as well as building a stronger connection to the Idaho contingent of the Pacific Northwest Chapter.  At the Institutional level, Cary has served on the Technical Program Committee for many years and was previously the Chair of the Memorial Education and Outreach Subcommittee and the MC&A Division, among various other roles. He helped formulate the Education and Training Committee of the Institute and has helped steward the student awards papers and scholarship programs offered through the INMM.  Cary is currently serving as Vice-President of the Institute, after previously contributing in the Member-At-Large role.

Cary’s career began at the Pantex Plant and then led him to the Department of Energy’s National Training Center, working as a an MC&A Statistician at both.  He has also taught mathematics courses at the University of Oklahoma, Amarillo Jr. College, the University of New Mexico, and Washington State University.
Cary earned a Bachelor of Science degree in Mathematics from Southwestern Oklahoma State University and a Master of Science degree in Applied Mathematics from the University of Oklahoma.

 Vice President
Susan Pepper is the Chair of the Nonproliferation and National Security Department at Brookhaven National Laboratory (BNL).  In this role, she is responsible for four groups, which address international nuclear safeguards and nonproliferation policy and implementation, research and development in materials science and electronics design related to radiation detection, and domestic nuclear and chemical security programs.  The Department includes the International Safeguards Project Office (ISPO), which Pepper led for 11 years from 1999 to 2010 and for which she served as the ISPO Liaison Officer in Vienna, Austria, from 1994 to 1998. 

She was the Coordinator of the U.S. Support Program to IAEA Safeguards from 1996 to 2010.  While leading ISPO, Pepper promoted a series of workshops to address technical issues facing the IAEA Department of Safeguards, coordinated bilateral meetings with representatives of other Member State Support Programs, and established an internship program to provide college students and recent graduates with the opportunity to work alongside experienced safeguards professionals at the IAEA.  Pepper began her career at BNL in the Department of Nuclear Energy, where she applied her education in Civil Engineering to the structural analysis of Category I nuclear containment structures and safety analysis of nuclear facilities.  She has Bachelor’s and Master’s degrees in Civil Engineering from the Massachusetts Institute of Technology. 

Susan has been a member of the INMM since 1993.  Her service to the Institute includes Secretary of the Vienna Chapter (1995-1998); Vice-President, President and Past President of the Northeast Chapter; Member-at-Large of the Institute (2006 and 2007); member of the Exhibits Committee; Chair of the Subcommittee on Sponsorship and Public Relations); member of the Technical Program Committee; member of the management team for the International Safeguards Division; Chair of the Subcommittee on Special Awards and Recognition; and Chair of the Awards Committee (2015-present). She is a Fellow of the Institute and received the INMM’s Edway R. Johnson Meritorious Service Award in 2014.

INMM Secretary Chris PickettSecretary
Chris Pickett
Chris A. Pickett has worked at the Oak Ridge sites (ORNL and Y-12) since 1980. He currently serves as a Technical Advisor for Safeguards R&D at the National Nuclear Security Administration’s (NNSA) Defense Nuclear Nonproliferation R&D Program (NA-221). He previously led the Safeguards and Security Technology group at the Oak Ridge National Laboratory.

He has over 35 years of operating knowledge and experience with many nuclear fuel cycle processes including weapon’s production; and has supported multiple International efforts with the IAEA and several collaborative projects to secure nuclear material at Russian sites. He has authored or co-authored over 150 technical papers and presentations on safeguards tracking and monitoring technologies, characterization of uranium materials, and sealing methods.
Chris has been active in the Institute of Nuclear Materials Management (INMM) since the early 1990’s and is a past president of the Central Region Chapter.  He previously served INMM as Chair of the Charles E. Pietri Special Service Award subcommittee, as a Member–at-Large, as Chair of the MC&A Technical Division, and continues to serve as a member of the Technical Program Committee. Chris is a Fellow of the Institute and currently serves as the Institute’s Secretary.

Chris holds degrees in Physics and Electrical and Computer Engineering from Bowling Green State University and the University of Tennessee. He is member of Sigma Pi Sigma (Physics) and Eta Kappa Nu (Electrical Engineering) honorary societies.

INMM Treasurer Robert CurlTreasurer
Robert Curl
Robert Curl joined Argonne National Laboratory in 1963 and served as MC&A manager at ANL‑East and ANL-West until 1977.  In 1977, he accepted an appointment as safeguards inspector and negotiations officer with the Euratom Section of the International Atomic Energy Agency, Vienna, Austria.  Following his appointment with the IAEA, Bob joined EG&G Idaho (currently Bechtel BWXT Idaho) as MC&A manager at the Idaho National Engineering and Environmental Laboratory.  In 1989 Bob joined the Defense Low-Level Waste Management Program as technical lead for radiological performance assessment and performance assessment research projects.  He subsequently held positions in the National Low-Level Waste Management Program as lead for the National Center for Low-Level/Mixed Low-Level Waste Management, and the Transuranic and Mixed Waste Focus Area as the technology development lead for payload enhancement for transuranic waste shipments to the Waste Isolation Pilot Plant (WIPP).  Bob is presently with the Waste Management Technologies Department supporting the Advanced Mixed Waste Treatment Project.
Bob has been a member of the INMM since 1966 and has held the position of treasurer since 1983.  He also served as treasurer during 1976 and 1977.  He has served on the Annual Meeting registration committee, and International Safeguards Technical Division.  He is now a member of the Executive Committee, Fellows Committee, Membership Committee, and Nominating Committee.  He also serves as INMM Headquarters oversight.  Bob became a Senior Member of the Institute in 1983, received the INMM Meritorious Service Award in 1993, and was made a Fellow of the Institute in 1995.

INMM Member at Large Michael BakerMember at Large
Michael Baker
Michael Baker became a member of the Institute in 1997 and was recognized as a Senior Member in 2010.  Since joining the institute, Michael has served in multiple roles, including as the MC&A Technical Division Chair and Vice-Chair, JNMM Associate Editor, Southwest Chapter Executive Board Member, MC&A Measurement Committee Chair, a member of multiple ANSI N15 working groups, and six years on the Technical Program Committee.  

Michael has been with Los Alamos National Laboratory for more than 20 years and in that time he has worked in nuclear safeguards, both domestically and internationally, the transuranic waste program, and nuclear security.  He has served as a line manager for more than a decade and is currently leading the Strategic Development Office within the Weapons Production Directorate at the Lab.  Michael has experience supporting multiple NNSA programs, as well as NASA, DOE, DTRA, and DHS.  He has managed safeguards research and development and multiple global threat reduction programs, as well as the Lab’s core nuclear engineering capabilities, including reactor systems and the experimental program supporting nuclear criticality safety.  Michael previously served a three year assignment at the DHS Domestic Nuclear Detection Office as a Senior Technical Advisor where he is focused on nuclear and radiological terrorism assessment, detection, and deterrence.
Michael holds a bachelor’s degree in nuclear engineering and physics, master’s degrees in both nuclear engineering and medical physics, and a Ph.D. in nuclear engineering and engineering physics from the University of Wisconsin-Madison.  He is licensed as a professional engineer in the State of Wisconsin.

 Member at Large
 Teri Leffer
 Teri Leffer is a foreign affairs specialist in the Strategic Planning and Integration Group within the Office of Defense Nuclear Nonproliferation (DNN)   at the U.S. Department of Energy (DOE) National Nuclear Security Administration (NNSA). Since 1995, Teri has worked with DOE and later NNSA on programs to secure weapons-usable nuclear materials around the globe and to combat the trafficking of special nuclear and other radioactive materials. She is the former director of the joint U.S.-Russian Federation nuclear materials security project at the All-Russian Scientific Research Institute of Experimental Physics in Sarov, Russia, and also served briefly as acting director of the Department of Energy’s Moscow office. While on assignment to the U.S. Department of Homeland Security (DHS), Teri managed the Domestic Nuclear Detection Office support team working with U.S. Customs and Border Protection to secure the U.S. land border against infiltration by nuclear weapons and materials.
Teri holds a master’s degree in international affairs from Columbia University. She is the recipient of the Department of Energy’s Meritorious Service Award (1997) and the Secretary of Energy’s Honor Award (2009).

 Member at Large
Irmgard Niemeyer
 Irmgard (Irmie) Niemeyer is the head of the Depart-ment of Nuclear Safeguards and Security at Forschungs-zentrum Jülich, Institute   for Nuclear Waste Management and Reactor Safety in Germany. Her responsibilities include the scientific coordination of research projects and   programs related to international safeguards, non-proliferation and disarmament, including the German Member States Support Programme   to the IAEA Department of Safeguards. Among other functions, Irmgard has been a member of the Standing Advisory Group on Safeguards Implementation (SAGSI) since 2013 and a technical expert within the International Partnership for Nuclear Disarmament Verification (IPNDV) since 2015.

Irmgard has been an active INMM Member since 2006 and was recognized as Senior Member in 2017. She served as Vice-chair of the INMM Working Group Open-Source/Geospatial Information (OSGI) between 2012 and 2014 and was part of the Technical Program Committee of the Joint INMM/ESARDA Workshops 2011 and 2015, including organizing the WG 2 "Arms Control" in 2015. Since 2015, Irmgard has acted as INMM Associate Editor for international safeguards. In 2017, Irmgard was appointed as Vice Chair of the International Safeguards Division. She has presented many papers and chaired sessions at the INMM Annual Meetings.
In addition, Irmgard is the President of the European Safeguards Research and Development Association (ESARDA) for the term 2017/18 and has served in multiple roles within ESARDA in the past ten years.

Irmgard holds a Diploma Degree and a PhD in Geography from the University of Bonn, Germany. In her PhD thesis (2000), she investigated the potential of satellite imagery processing for nuclear safeguards applications.

 Member at Large
 Therese Renis serves as the Director of Division of Concepts and Planning in the Department of Safeguards of the International Atomic Energy   Agency (IAEA). Her division is responsible for strategic planning, the development and promotion of safeguards concepts and policy, the   coordination of research and development activities, the implementation of the quality management system of the Department, and the   development and provision of training. Areas of focus have included the development of safeguards concepts and approaches, implementation of safeguards strengthening measures, including implementation of measures of the model additional protocol and State evaluation; and most recently on the furthering the IAEA’s implementation of safeguards for each State as a whole.

She has served in the Safeguards Department since 1991, including as a safeguards inspector and Operation Section Head with a focus on safeguarding spent fuel reprocessing plants; advisor to the Deputy Director General -- Head of the Department of Safeguards; and as head of the Section for the development of safeguards concepts and approaches. Prior to joining the IAEA, Therese worked as an engineer for Lawrence Livermore National Laboratory, primarily in the analysis of the effectiveness of domestic safeguards measures at DOE facilities.

Therese joined the INMM in the late 1980s. She is a Senior Member, and a member of the Strategic Planning Committee and the Membership Committee. Prior to moving to Vienna, she was a member of the Technical Programme Committee and organized the companion’s programme for INMM Annual Meetings. She became an active member of the Vienna Chapter of the INMM in 1991. After some years of relative inactivity, in 2010 Therese led an initiative to revive the Vienna Chapter, which is now active and thriving, and has served as Vice President and President of the Chapter. She has presented many papers and chaired sessions at the INMM Annual Meetings, and helped plan and participated in INMM workshops.

Therese holds a Bachelor of Science degree in Industrial and Operations Engineering from the University of Michigan and a Master of Science degree in Operations Research from Stanford University.

INMM President Corey HindersteinImmediate Past President
Corey Hinderstein
Corey Hinderstein serves as vice president of international fuel cycle strategies, returning to Nuclear Threat Initiative (NTI) after a three-year leave, during which she was senior coordinator for nuclear security and nonproliferation policy affairs at the National Nuclear Security Administration, U.S. Department of Energy (DOE). 

She served previously as vice president for international programs at NTI, working on global nuclear nonproliferation and security. Areas of focus included minimizing uses of highly enriched uranium, management and verification of nuclear fuel cycle activities internationally, improving nuclear security, and arms control and nonproliferation verification. Prior to joining NTI, Hinderstein was deputy director and senior analyst at the Institute for Science and International Security (ISIS).

Hinderstein has been an active member of INMM since 1997.  She is a Senior Member, a member of the Technical Program Committee, Past President of the Northeast regional chapter, and former at-large member of the INMM Executive Committee.  Hinderstein has presented many papers and chaired sessions at INMM Annual Meetings, participated in the student mentoring program and planned and participated in INMM workshops.

Hinderstein holds a bachelor's degree in government with a concentration in international relations from Clark University in Worcester, MA, where she was elected to Phi Beta Kappa.