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Our Team

The staff of GBSI includes Dr. Leonard Freedman, President, Rosann Wisman, Executive Director, Frank Simione, Director of Standards, Mark C. Gibson, Policy Research Analyst, Michael Byrne, Director of Operations and Natalie Ceis, Communications and Office Assistant

Leonard P. Freedman, GBSI President

Dr. Freedman is the founding President of GBSI. He has over 30 years of research, management, and program development experience in molecular and cell biology, biomedical research, and drug discovery in both the private sector and academia. Dr. Freedman is a recognized leader in the field of nuclear hormone receptors.

Prior to joining GBSI, Dr. Freedman served as Vice Dean for Research and Professor of Biochemistry and Molecular Biology at Jefferson Medical College, Thomas Jefferson University.  Prior to his leadership role at Jefferson, Dr. Freedman led discovery research efforts in the pharmaceutical industry as a Vice President at Wyeth and Executive Director at Merck. Before moving to industry, Dr. Freedman was a Member and Professor of Cell Biology & Genetics at Memorial Sloan-Kettering Cancer Center and Weil Cornell Medical College. 

Dr. Freedman has received several research awards, including the Boyer Research Award for Biomedical Research, and a MERIT award from the NIH.  He was also the 2002 recipient of the Ernst Oppenheimer Award from The Endocrine Society.  Dr. Freedman has published extensively and served on numerous scientific review panels and editorial boards. He was an editor of Molecular and Cellular Biology for ten years. In addition, Dr. Freedman has served on the Board of Directors of the American Type Culture Collection (ATCC). 

Dr. Freedman earned a B.A. degree in Biology from Kalamazoo College, and a Ph.D. in Molecular Genetics from the University of Rochester. He completed his post-doctoral fellowship in the laboratory of Dr. Keith Yamamoto at the University of California, San Francisco.


 Rosann Wisman, Executive Director

Rosann Wisman is the Executive Director of GBSI. She has over 30 years of executive leadership experience in non-profit organizations specializing in health policy and advocacy, both internationally and in the United States.

Prior to joining GBSI, Ms. Wisman was at the Aspen Institute where she directed the Ministerial Leadership Initiative for Global Health to build health systems and advance country ownership in developing countries.

Previously, Ms. Wisman served as the first Executive Director of the Accordia Global Health Foundation, an organization dedicated to fighting infectious diseases through building the clinical and research capacity of academic medical institutions in Africa. She also served as Senior Vice President at the Centre for Development and Population Activities and, while based in Japan, was a Senior Advocacy Advisor for Population Action International.

Ms. Wisman served for 15 years as President and CEO of Planned Parenthood of Metropolitan Washington, DC, where she was recognized for effective non-profit management and board development. She has served on numerous national and Washington, DC area boards.

Ms. Wisman holds an M.S. in Public Health from the University of Missouri, School of Medicine.


Frank Simione, Director of Standards

Frank Simione is a co-founder of GBSI and leads the standards program. His experience in standards spans almost 40 years.

At the American Type Culture Collection (ATCC) in Manassas, Virginia, Mr. Simione directed or managed a wide range of ATCC activities and programs, including standards and regulatory compliance, biosafety, and patent deposit rules and practices. He was the principal investigator (PI) and senior manager for the CASPIR (Centers for Disease Control and Prevention [CDC]/Agency for Toxic Substances and Disease Registry Specimen Packaging, Inventory and Repository) contract for a decade, and served as an initial co-PI on CDC’s Influenza Reagent Resource contract. He is a founding member and past president of the ISBER (International Society for Biological and Environmental Repositories), and has led or participated in multiple standards-related organizations, including ASTM (American Society for Testing and Materials), NCCLS (National Committee for Clinical Laboratory Standards; now the Clinical Laboratory Standards Institute [CLSI]), and WFCC (World Federation for Culture Collections).

Mr. Simione has published and lectured extensively on standards, including eight ASTM standards, and biopreservation.

Mr. Simione holds a B.A. in Biology from Temple University and an M.S. in Biology from Bucknell University.


Mark C. Gibson, Policy Research Analyst

Mark Gibson provides life science research, policy analysis, project management, and extensive writing and editing support for GBSI. He has over 20 years of experience in life/environmental science, policy, and regulations—particularly in public health, water quality, toxicology, and risk assessment.

Mr. Gibson has supported multiple federal and state agencies and programs, including the U.S. Food and Drug Administration and U.S. Environmental Protection Agency, as well as the private sector as a consultant.

Formerly, he was a Senior Program Officer at the Water Science and Technology Board of the National Research Council in Washington, DC, where he directed and supported multiple studies and the publication of nearly a dozen reports by blue ribbon panels of experts.

Mr. Gibson has a B.S. in Biology from Virginia Polytechnic Institute and State University and an M.S. in Environmental Science and Policy (in Biology) from George Mason University.


Michael Byrne, Director of Operations

Michael Byrne is the Director of Operations for GBSI, overseeing operations, finance, accounting, human resources, vendor relations, and facilities management.

Prior to joining GBSI, Mr. Byrne was the first Head of Operations for the Center for Responsible Enterprise and Trade (, a Washington, DC-based NGO founded in 2011 to work with global multinational corporations to better engage with their vast supply chains in the high-risk markets on issues of intellectual property protection and anti-corruption.

Previously, Mr. Byrne was Operations Manager for the Institute of International Banking Law & Practice where he led operations, oversaw the development of the Certified Standby & Guarantee Practitioner Global Certification program, and coordinated multiple global conferences and publications.

Mr. Byrne is a graduate of the Florida State University.


Carol Miller, Senior Communications Advisor

Carol Miller is the Senior Communications Advisor for GBSI. She focuses on building long term relationships with mainstream and scientific media focused on issues central to the advancement and quality of biomedical research and improving global health, and advising on communications as the organization grows.

She has worked for 25 years in more than 20 countries as a communications strategist and practitioner in global health, international development and disaster response.  

Since 2008, Ms. Miller has consulted with NGOs, and organizations dedicated to global health, disease control, disaster management, improved governance, and the performing arts. She co-authored the National Pandemic Communications Response Plan for Saint Lucia, developed international health and pharmaceutical communications plans, and managed media outreach.  

Prior to consulting, she was a communicator for the American Red Cross, where she last led international communications.  She managed Red Cross U.S. advocacy and communications capacity building for the Measles Initiative in Africa and Asia; and public affairs on site and from headquarters for more than 100 disaster responses— including the 2004 Southeast Asia tsunami, 1999 Balkans crisis, and in New York following 9/11. 

Ms. Miller has a B.A. in Communications with honors from Washington State University.


Natalie Ceis, Communications and Office Assistant

Natalie Ceis is the Communications and Office Assistant for GBSI, managing the website and social media and supporting other communications activities. She also serves as the administrative assistant to GBSI’s president and supports other general office administrative functions.

Ms. Ceis is a graduate of Carthage College where she earned her BA in Business Management and Public Relations, with minors in Political Science and Women and Gender Studies. At Carthage, Ms. Ceis was a 4 year member of the women’s lacrosse team.

Prior to joining GBSI, Ms. Ceis worked at US Senator Patty Murray’s office where she was a legislative intern during the Summer of 2012. Her work experience also includes an internship with a public affairs firm and on a Washington State issue campaign.

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GBSI provides a global, independent forum for life science standards and research and multiple opportunities for participation.

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