Executive Team

Charles D. “Chuck” Henderson is the Chief Executive Officer of the American Diabetes Association® (ADA).

Chuck joined the ADA in January 2020 after spending 24-plus years in for-profit sectors and volunteering in the non-profit sector. Philanthropy and Sales/Fundraising are threaded through the fabric of his DNA. Chuck comes to the ADA from Champion Life Safety Solutions where he was CEO and President. Before that, he was a Field Sales Executive running multi-billion-dollar territories across the country for Dell Healthcare, Common ground Marketing (including executing special events in the field), and Viacom. His professional skill set and success, coupled with his passion and desire to give back, make this a perfect time to lead a non-profit organization. He is passionate about spending the balance of his career in a space that will make a significant impact on the lives of millions across the country.

Chuck is skilled in building trusted and collegial working relationships, relationship selling/fundraising, driving productivity, leading, and supporting change-management initiatives. He has deep experience developing best-of-breed, solution-selling leaders who think as strategic business partners, with a culture of winning as a team and over-delivering results.

A native Texan, Chuck has a strong commitment to his family, community, and church. An avid golfer, Chuck is also involved with his alma mater, Texas A&M where he serves on boards and leverages his professional skills to raise money for the school in different capacities. When he is not working on fundraising for A&M causes, he is working on raising capital funds for his church, where he serves on the Board of Trustees. Chuck is married to his beautiful wife Courtney, and together they have a bright teenage daughter, Charlie.

Robert A. Gabbay, MD, PhD, FACP, is the Chief Scientific and Medical Officer for the American Diabetes Association (ADA), the global authority on diabetes. Dr. Gabbay leads the ADA’s efforts to drive discovery within the world of diabetes research, care and prevention.

Previously, Dr. Gabbay served as the Chief Medical Officer and Senior Vice President at Joslin Diabetes Center, and Associate Professor at Harvard Medical School. At Joslin, he oversaw the clinical care for over 25,000 patients, as well as the education and care programs Joslin delivers nationally and internationally. His research focused on innovative models of diabetes care to improve to enhance diabetes outcomes and improve the lives of people with diabetes. 

To meet these goals, he has traversed many arenas including an initial career as a basic scientist researcher to development of better patient communication tools, creating the first broad scale diabetes registry, designing and implementing a care management training program, leading Pennsylvania’s statewide implementation of the Patient Centered Medical Home and defining the medical neighborhood and the role of centers of excellence in diabetes and envisioning the digital health as the latest member of the diabetes team. Dr. Gabbay has received funding from the National Institute of Health Diabetes, Digestive and Kidneys Diseases (NIDDK), the Agency for Healthcare Research and Quality (AHRQ), and the Center for Medicare and Medicaid Innovation for his care transformation work.

The reach of his work has been recognized through leadership roles in national and international activities to transform diabetes care. Dr. Gabbay has served as visiting professor, keynote speaker and organizing committees for global meetings of the ADA, International Diabetes Federation, Endocrine Society, and the Diabetes Technology Society. Along with an extensive peer reviewed publication record, his views have appeared in popular press such as the New York Times, CNN, Oprah, the Washington Post and NPR.

Dr. Gabbay completed his B.Sc. Degree at McGill University and his PhD in Biochemistry from the University of Wisconsin where  he published on mechanisms of insulin signaling. He then went on to get his medical degree from the State University of New York at Brooklyn School of Medicine with a residency in Internal Medicine at New York Hospital-Cornell and fellowship in Endocrinology, Diabetes and Metabolism at a joint Joslin-Beth Israel Deaconess-Brigham and Women’s Hospital program at Harvard. Dr. Gabbay was a visiting scientist at MIT and a Professor of Medicine at Pennsylvania State University College of Medicine and founding director of the Penn State Institute of Diabetes and Obesity before his tenure at Joslin.

Charlotte is Chief Financial Officer for the American Diabetes Association. Since 1940, the ADA has been committed to its mission to prevent and cure diabetes and to improve the lives of all people affected by diabetes. 

Charlotte is responsible for all financial processes including cash receipt and payable processing, payroll, investment and financing, financial reporting and analysis, tax and compliance, business planning, budgeting and forecasting, key performance and return on investment measures and internal control monitoring. Additionally, Charlotte manages Information Technology & Services, Administration and Legal Affairs for the ADA.

Charlotte first joined the ADA in 1990 and is a seasoned financial professional with decades of experience in both not-for-profit and public accounting. She has lead several financial teams through business process redesigns, financial system implementations, business planning and budgeting and designing financial measurements.

Prior to joining the American Diabetes Association, Charlotte was a staff accountant at Ronald K. King, CPA, where she was responsible for compilation and tax preparation for several individuals, partnerships and corporations.  Additionally, she was part of the audit assurance team. 

Charlotte holds a degree in Accounting from the University of Wyoming in Laramie, Wyoming.  She is also a Certified Public Accountant.

Simone Grapini-Goodman is a marketing executive with a deep, versatile background—from Fortune 10 and academia to nonprofit and early-stage organizations. Simone has devoted her career to improving the health of Americans through access to quality health care at the health care services/delivery level while at Optum (a pharmacy benefit manager and health care provider), and at the insurance benefits level with United Healthcare’s Medicaid business. She also served as vice president of Academic Strategic Partnerships while at Optum to curate the next generation of health care leaders and accelerate the translation of academic applied research to new products. 

Simone has also consulted for nonprofit causes, including the University of North Carolina at Chapel Hill's Rapidly Emerging Antiviral Drug Discovery Initiative, and at the University and Industry Demonstration Partnership (UIDP) professional association. In her most recent role prior to the American Diabetes Association, Simone served as chief marketing officer for DiRx (direct+rx), an early-stage digital pharmacy platform focused on generic medication affordability and accessibility. Having joined at seed stage as the fifth employee, she launched the brand nationally and built the marketing and communications ecosystem and go-to-market strategy. 

Simone has her MBA from the University of Maryland and an undergraduate degree from Texas A&M-Corpus Christi. She has studied in France and Ireland, and has completed professional development courses at Yale, Duke, and Wharton. Simone lives with her husband, two daughters, and (always) a dog in Chapel Hill, North Carolina.

Lisa Murdock is the Chief Advocacy Officer for the American Diabetes Association. With more than 30 years of government affairs experience, Lisa leads the ADA’s advocacy efforts to ensure people with diabetes have access to adequate and affordable health care, insulin and other medications, healthy food and other prevention programs, and that students with diabetes have medically safe and equal access to education.

Brandi joined the ADA in 2022 after more than 20 years as a nonprofit leader. Brandi’s responsibilities will include executing on the strategic vision established by the CEO and executive team, continuing to build our infrastructure, and helping to foster a culture of excellence and accountability on the Development and PMO delivery teams. Her operational experience will be a tremendous asset to the organization.  
 
Prior to joining the ADA, Brandi served as an associate executive vice president for the American Heart Association (AHA). During her career at the AHA, Brandi held a variety of operational and leadership roles in national and regional development programs. Brandi is a known team-builder and excels in change management.
 
She is a graduate of the University of Tennessee and resides in Raleigh, North Carolina with her husband, Robert, and their two daughters, Anna Cate and Emma Claire. 

Passionate about bridging business development with health and wellness, Tiffany Ingram, M.Ed. returns to the ADA with over 13 years of experience in the health care sector with demonstrable success in driving results for positive change. Over her career, Tiffany has led enterprise-wide initiatives that leverage her expertise in the areas of sales, fundraising, advocacy, community health education, and health equity platforms to generate revenue; address strategic priorities and operational imperatives through outcome-driven programs and initiatives, and cultivate brand champions to improve organizational reach and impact.

While at the ADA previously, she worked in various capacities such as Director of Strategic Programs and Mission Delivery, Director of Development and Corporate Engagement, and National Director of Type 2 Diabetes Programs Outreach and Evaluation over a five-year span. Her work was widely recognized and resulted in the receipt of several national awards from the ADA for Mission Delivery Excellence, including the Award for “Outstanding Work and Exceptional Commitment to Stop Diabetes in the African American Community”; Mission Appreciation Program (MAP) Award for “Reaching People in the Community”; and Key Markets East “Rookie of the Year” Award.

Prior to joining the ADA, Tiffany worked for Novo Nordisk in health care sales, where she launched new diabetes medications, like VICTOZA^®; drove sales for Novo Nordisk’s overall multi-billion insulin analog portfolio; served on the Regional Advisory Panel for the region; and led hospital formulary wins for insulin therapies within the hospital setting. Additionally, Tiffany collaborated frequently with the company’s office of government affairs to advance efforts to promote federal support and funding for policies and programs, including the National Changing Diabetes Prevention Program and the Take Action School Challenge Diabetes Program, as well as Novo Nordisk’s bi-annual Advocacy Day program. She also represented Novo Nordisk as a proud volunteer with numerous diabetes-focused non-profits, such as the ADA, where she was a Corporate Co-Chair for the Step Out Walk to Stop Diabetes.

Tiffany received her undergraduate degree in Marketing from Iowa State University and her Master of Education from Johns Hopkins University. She is a native of Houston, Texas. She and her husband, Jason, are the proud parents of two sons—Jason Jr. and Jameson.

She is very excited to return to the ADA where she is looking forward to collaborating across the ADA for win-win solutions.

Sean C.E. McDonough is Senior Vice President and General Counsel of the American Diabetes Association (ADA), the nation's largest voluntary health organization and a global authority on diabetes. Since 1940, the ADA has been committed to its mission to prevent and cure diabetes and to improve the lives of all people affected by diabetes.

Mr. McDonough leads the ADA’s Legal Affairs Division overseeing the ADA’s contracts, transactions, intellectual property portfolio, risk management, compliance and litigation, all with a goal of helping the ADA to achieve its mission while employing best practices and being a great business steward to all who support the ADA and the diabetes community. Mr. McDonough also provides legal, compliance and parliamentarian guidance to the ADA’s Board of Directors, Bylaws Committees, Task Forces and ADA’s Research Foundation.

Mr. McDonough joined the ADA in 2016 after 25 years in private practice providing counsel to for profit and nonprofit businesses and governmental entities on governance, transactions, acquisitions, employment matters, regulatory compliance, intellectual property and complex commercial litigation. He is licensed in Virginia and the District of Columbia.  Mr. McDonough has successfully served as first chair lead in over 100 jury and bench trials in Federal and State courts in Virginia, Maryland, and the District of Columbia and briefed and argued dozens of appeals in the highest courts in those jurisdictions.

Prior to practicing law, Mr. McDonough worked for Price Waterhouse in its Audit division focusing on technology, manufacturing, nonprofit and financial institutions and serving on a fraud auditing team.

Mr. McDonough earned his Bachelor of Science degree in Commerce with a concentration in Accounting from the McIntire School of Commerce at the University of Virginia and his Juris Doctor from the Marshall-Wythe School of Law at the College of William and Mary. He and his family reside in the Washington, D.C. metropolitan area.

Terri brings significant experience to our organization from the nonprofit and global public sectors and will ensure health equity is embedded in all we do at the American Diabetes Association. Terri’s responsibilities include leading the development and implementation of interventions, along with global partners and community alliances, to remove social barriers to health and promote positive health outcomes for those diagnosed with pre-diabetes and diabetes.
 
Most recently, Terri held the role of interim president and CEO for the Urban League of Philadelphia, a direct-service civil rights organization in the sixth most populated city in the U.S. Before that role, Terri developed and launched enterprise strategies in health equity and community impact at the American Heart Association.
 
Terri started her professional career at The Coca-Cola Company in Atlanta, GA, and at Johnson & Johnson in New Brunswick, NJ. Terri holds a B.A. in economics from the University of Pittsburgh and an M.S. in information systems from Drexel University. Terri is a native Philadelphian and resides in Atlanta, GA, with her family.

Susan is an accomplished HR Executive who prior to joining ADA was with Staples North American Delivery organization for 17 years. 

Susan grew her career and strong reputation by developing and delivering customer focused HR solutions and strategies across a multitude of businesses lines in the organization. Areas of focus were on talent management, talent acquisition, leadership coaching, employee engagement and retention, inclusion and diversity, and talent development.

Prior to Staples, Susan began her 26-year HR career working in the staffing industry and moved into HR Generalist roles with healthcare related organizations. 

Susan is passionate about establishing trusted partnerships by demonstrating the value of HR as a key business advisor and strategic partner. Helping leaders and organizations be their best for the benefit of the associates and mission they serve is another reason Susan loves what she does.

Susan is originally from Pittsburgh, PA. She graduated with a BS in Psychology from the University of Pittsburgh. Currently, she lives in Orlando, FL with her husband of 21 years, James and their 2 rescue dogs, Penny and Abby. In her spare time, Susan is an avid traveler and Disney enthusiast.