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AATB Board of Governors

2019-2021 Executive Committee

Diana Buck

Diana Buck, CTBS


New England Donor Services, Inc.

About Diana Buck

Diana Buck has spent 40 years in not-for-profit leadership roles, the past 20 years in the field of tissue banking. Currently, as the Senior Vice President of Tissue Donation Services at New England Donor Services, (formerly New England Organ Bank) Diana is committed to mentoring the next generation of leaders in her organization and beyond. Diana has been an active and engaged member of AATB, volunteering time in support of a variety of projects, maintaining her CTBS and as an elected member of the AATB Board of Governors since 2013.

Louis Barnes III

Louis Barnes III, CTBS

Immediate Past Chairperson

Vivex Biomedical, Inc.

About Lou Barnes

Lou Barnes is a twenty-eight year veteran of the tissue banking industry, currently serving as President & COO of Vivex Biomedical, Inc. Prior to Vivex Biomedical, Mr. Barnes worked with other leading tissue banks, both in the for-profit and not-for-profit sectors. Mr. Barnes holds an undergraduate degree from the University of Georgia and graduate degree from the University of Alabama as well as designation of Certified Tissue Bank Specialist.

Ronda Horstman

Ronda Horstman


CryoLife, Inc

About Ronda Horstman

Ronda Horstman is the Vice President of Donor Services for CryoLife where she has been a member of the Donor Services team since 2007. She has been in the tissue banking industry since joining Community Tissue Services (CTS) in 1996. After serving in many roles at CTS, she transitioned to LifeGift Organ Donation Center in 2002. While at LifeGift, she focused on organ recovery and quality assurance for both organ and tissue recovery. She is a Certified Tissue Banking Specialist and an active member of AATB. At AATB, she has served as the Chair/Member of the Board of Governors, a Vice-Chair, the Secretary of the Recovery and Donor Suitability Council, a Coach for the Emerging Leader’s Program, a member of the Public and Professional Relations Committee, and a member of the Accreditation Committee. In 2000, she was awarded AATB’s Peer Recognition Award for Public and Professional Relations. She is currently the Tissue Liaison on the Donate Life America Advisory Council and a member on the Advisory Board for Midwest Transplant Network. In 2006, Ronda was awarded the Distinguished Alumni Award from Tarrant County College. She is a four-time President’s Club Award winner for CryoLife. She is a graduate of the University of Texas at Arlington where she earned a Bachelor of Science degree in Interdisciplinary Studies with a focus on Medical Management and a minor in Business Administration.

Jeff Cox

Jeff Cox, CTBS


United Tissue Resources

About Jeff Cox

Jeff Cox has over 30 years of experience in tissue and eye banking, having been both a certified tissue bank specialist and certified bereavement specialist. He is a current chair of the American Board of Tissue Banking Committee, current member of the Finance Committee and is a coach for the AATB Emerging Leaders Program. He was previously a member of the AATB Ethics, Accreditation, Standards, and Program Committees, as well as the former Secretary of Council of Accredited Tissue Banks and Donor Suitability Council. He is also a member of the Association for Death Education and Counseling and the Association of Perioperative Registered Nurses, holds a Master’s Degree in Biochemistry with Bachelor’s in Chemistry and Biology and is the Chief Operations Officer for United Tissue Resources.

Tissue Policy Group Representative

Joe Yaccarino

Joe Yaccarino

MTF Biologics

About Joe Yaccarino

Joe Yaccarino is the President and Chief Executive Officer of MTF Biologics. Joe joined MTF Biologics in 1997 as one of its first engineers, developing new spinal grafts, which led to significant growth for the organization.Prior to his CEO role, he served as Executive Vice President of Processing Operations, overseeing departments including processing, distribution, engineering, spinal product development, logistics and supply chain. Joe has been in the Medical Device field for over 27 years and currently sits on the Entrepreneurs in Residence Board at Stevens Institute of Technology and the Advisory Board for the New Jersey Sharing Network. A native of New Jersey, Joe received his Bachelor of Science in Mechanical Engineering from Stevens Institute of Technology in Hoboken, NJ, and a Master of Business Administration in Marketing/Finance from Pennsylvania State University.

2019-2021 At-Large Governors

Michael Bergevin, M.D.

Michael Bergevin, MD

LifeNet Health

About Michael Bergevin, MD

Dr. Bergevin is the Senior Medical Director for LifeNet Health. He is board-certified in Anatomic/Clinical Pathology and Pediatric Pathology and has been in tissue banking for more than 15 years. He is presently serving on the AATB Physician's Council and the Certification Committee. He has served in the past as a member of the Scientific and Technical Affairs Committee (STAC), Planning Committee and Accreditation Committee.

Glenn Greenleaf, BA, CTBS

Glenn Greenleaf, BA, CTBS

LifeCell Corporation, an Allergan Affiliate

About Glenn Greenleaf, BA, CTBS

Glenn has served as LifeCell’s Director of Tissue Services since 1994. He is responsible for establishing, developing, and maintaining tissue procurement sources for LifeCell. Prior to joining LifeCell, Glenn was the Director of the Regional Tissue Bank at the University of California, San Diego and served on the staff of the UCSD Regional Burn Center. Receiving his CTBS in 1989. Glenn has been actively involved with the AATB since 1986. He has served as a member of the Board of Governors and on various committees.

2018-2020 Council Chairs

Dr. Laurie Sutor

Laurie Sutor, MD, MBA

Physicians Council

Transplant Services Center - UT Southwestern Medical Center

About Dr. Laurie Sutor

Dr. Sutor has been Medical Director of Transplant Services Center at the University of Texas Southwestern Medical Center in Dallas since 2001. Dr. Sutor is a professor of pathology at UT Southwestern and is active in resident and fellow education. She is also Vice President of Medical and Technical Services at Carter BloodCare in Bedford, Texas, where she has been with the community blood center for more than 20 years.

Dr. Sutor received her M.D. degree from Emory University in Atlanta, Georgia, and then completed residency training in pathology in Dallas as well as specialty training in Transfusion Medicine and Blood Banking. Dr. Sutor is certified by the American Board of Pathology. She also has an MBA from the University of Texas at Dallas.

Particular areas of interest for Dr. Sutor are donor screening and safety, quality and compliance in the donor and processing areas, cellular therapy processes, and new physician training in the field of transfusion medicine and tissue banking.

Tina Trimble

Tina Trimble, CTBS

Processing and Distribution Council

CellRight Technologies​

About Tina Trimble

Tina Trimble is a 30 year veteran of the tissue banking industry. She currently serves as Vice President of Donor Services, CellRight Technologies. Ms. Trimble has worked with other leading tissue banks in the for-profit and not-for-profit sectors. Ms. Trimble is a Certified Tissue Bank Specialist. She serves on the AATB Accreditation Committee, Birth Tissue Ad-Hoc Committee and Certification Committee. She was most recently the Vice-Chair of the Processing and Distribution Council and now serves as the Council Chair.

George Herrera

George Herrera

Accredited Tissue Banks Council

MTF Biologics

About George Herrera

George Herrera is Vice President of Donor Services for MTF Biologics (also known as, the Musculoskeletal Transplant Foundation). His primary responsibility is to oversee the services that MTF Biologics provides to its Recovery Partners (organ procurement organizations and tissue banks, both domestically and internationally) that work with MTF Biologics to provide allograft tissue services to their communities. He is also responsible for the four tissue recovery programs that MTF Biologics operates, as well as, overseeing donor screening and acceptance operations, the Birth Tissue Donation Program, donation communications and public relations, the MTF Biologics’ Donation Board of Trustees and Medical Examiner Coroner Committee.

In 2017, George begins his twenty-fourth year in the field of organ and tissue donation and transplantation and his twenty-eighth year in non-profit management. He has held leadership positions in various organizations in the field, including the American Association of Tissue Banks and Association of Organ Procurement Organizations. George’s education includes a B.S. in Marketing and Management from Tulane University and a Master of Business Administration from the University of New Orleans.

Brian Roe

Brian Roe

Recovery and Donor Eligibility Council

Kentucky Organ Donor Affiliates - KODA

About Brian Roe

Brian Roe is the Chief Clinical Officer for Kentucky Organ Donor Affiliates (KODA). He oversees the strategic direction for all areas of organ and tissue donation in the KODA service area, including clinical staff, family support services and the KODA Donor Center. Prior to joining KODA, Roe was the Vice President of Tissue Services and Communication Center Operations at LifeGift Organ Donation Center in Texas. Prior to LifeGift, he held leadership positions with Community Tissue Services, Donate Life Indiana and LifeNet Health. He has an extensive affiliation with the American Association of Tissue Banks with various committees including the Program and Accreditation committees. He also most recently served as the Secretary of the Recovery and Donor Suitability Council, prior to becoming the Chair. Roe also had the opportunity to represent the AATB at European Association of Tissue Banks 25th Congress in Hannover, Germany in 2016 presenting on physical assessment.

Roe received his Bachelor of Science degree from Chowan University, in Murfreesboro, North Carolina and earned his Master of Science degree in Strategic Leadership from Black Hills State University, in Spearfish, South Dakota. He is a Six Sigma Lean Black Belt Professional and Certified Tissue Bank Specialist.

Jaime Shamonki

Jaime Shamonki, MD

Reproductive Council

California Cryobank, LLC.

About Dr. Jaime Shamonki

Jaime Shamonki, MD is the Chief Medical Officer of California Cryobank Life Sciences, established in 1977, and presently a global and an industry-leading life science platform. CCLS includes the largest-in-class reproductive tissue banks (California Cryobank Donor Sperm Bank and Donor Egg Bank USA) and largest private stem cell bank, Cord Blood Registry (CBR). Dr. Shamonki trained in Anatomic and Clinical Pathology at New York Presbyterian Hospital - Weill Cornell Medical Collge, and has completed fellowships at Weill Cornell as well as the University of California, Los Angeles. Prior to joining CCLS, Dr. Shamonki developed expertise in women's health and clinical laboratory medicine, serving as the Director of Breast Pathology and Blood Bank Medical Director at Saint John’s Health Center in Santa Monica, CA and an Assistant Professor at the John Wayne Cancer Institute. She is published widely in peer-reviewed journals in the fields of oncology, immunology, genetics and cellular therapy.

Alyssa Harrison

Alyssa Harrison

Non-Transplant Anatomical Donation (NADO) Council

LifeShare Transplant Donor Services of Oklahoma​​

About Alyssa Harrison

Alyssa Harrison has been in the donation industry for over 6 years and has over 10 years management experience. She has earned a Bachelor of Science in Biology and a Master of Adult Education from the University of Central Oklahoma, as well as a Master of Business Administration from Washington State University.

In her previous role, Alyssa was the Executive Director of United Tissue Network. She oversaw and lead all operations while also developing and managing strategic plans and annual operative and capital budgets. She drove tactical business growth through the development of strategic partnerships while ensuring the vision and mission of United Tissue Network remain the key focus of all business activities. Alyssa has gained extensive knowledge of the American Association of Tissue Banks (AATB), Uniform Anatomical Gift Act, funeral home rules and regulations and all state and federal regulations revolving around NADOs to ensure and drive the protection of all donors and donor families choosing whole body donation.

Alyssa currently sits as the Chairperson of the Non-Anatomical Donation Organization (NADO) Council for AATB and is very active in the NADO industry, including helping improve regulation standards, legislation activities and educational objectives.

Michelle Post

Michelle Post, MA, LMFT, CTBS

Donor Family Services Council​​

About Michelle Post

As a Licensed Marriage and Family Therapist, Continued Education Provider and Clinical Supervisor in private practice in Los Angeles, Michelle Post internationally consults and trains in areas of grief, death notification with children and teens, stress & burn-out prevention, group facilitation, ASIST (suicide prevention), executive leadership and team-building. As Manager of Donor Family Aftercare for OneLegacy, she expanded the bereavement services offered to donor families to include free monthly workshops, short-term counseling and an online support group (and she teaches others how to utilize social media to reach bereaved clients). She provides staff & community training and bereavement services, is currently the Chair of the AATB Donor Family Services Council, and is the former chair of the AOPO Donor Family Services Council and former board member and secretary for National Alliance for Grieving Children. She has been a faculty member for Global Leadership Symposium and American Academy of Bereavement. She is a member of Dr. J. William Worden’s SoCal Bereavement Specialist group.

Ms. Post has presented multiple topics at 100s of locations across the US, and her international presence is growing. She has authored more than 40 guest pieces in newsletters, blogs, and educational membership journals with a focus on caregivers, psychotherapy, parenting, children’s grief, poetry and grief, dreams and grief, death notification, donor family grief and loss, holiday grief, and self-growth in a demanding work environment.

Her research interests vary from suicide survivors, trauma survivors, organ and tissue donor families, multicultural families, children’s grief and organizational behavior.

Dan Lunn

Dan Lunn

Accredited Tissue Banks Council

Pinnacle Transplant Technologies, LLC

About Dan Lunn

Dan Lunn has spent the past 21 years in the transplant field. Throughout his career, he has held various positions in senior leadership and clinical roles with OPOs, tissue banks, tissue processors, and eye banks. His past industry affiliations include serving as a member of the Board of Directors for the Eye Bank Association of America.

Currently, Dan serves as the Director of Tissue Services and Donor Services Center at LifeSource. LifeSource serves as a federally designated organ procurement organization by providing donation services to communities across Minnesota, North Dakota, South Dakota and portions of western Wisconsin. He also serves as the Tissue Council Chair for the Association of Organ Procurement Organizations and is a member of the Accreditation Board for the Eye Bank Association of America.

Dan is a certified Eye Bank Technician and Tissue Bank Specialist. He received an Advanced Management Certificate from Washington University in St. Louis, Missouri and has Master degrees in Business Administration and Health Sector Management from Arizona State University in Tempe, Arizona.

Jackie Warn

Jackie Warn

Quality Council

Nevada Donor Network, Inc.

About Jackie Warn

Jackie Warn received her Master’s Degree in Business Administration, Bachelors in Business Administration and Associate’s in Medical Laboratory Technology and is currently the Director of Quality Services at Nevada Donor Network. Her professional experience is focused on the development and execution of Quality Management Systems to ensure regulatory compliance and quality improvement. Jackie’s current responsibilities include oversight of the organization’s quality management system and compliance. She serves as Chair for AATB’s Quality Council, is certified as an ASQ Manager of Quality & Organizational Excellence, and is an American Society of Clinical Pathologist certified Medical Laboratory Technician. Prior to her working at Nevada Donor Network, Jackie worked as the Director of Quality & Compliance at DCI Donor Services, at Donor Network of Arizona as the Sr. Director of Quality and Regulatory and Compliance / Corporate Compliance Officer, AlloSource as their Manager of Quality, and in the contract and hospital laboratories as a Medical Laboratory Technician.