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Leadership & Staff

Staff Leadership

David F. Arons, JD
President & Chief Executive Officer

David Arons is the President & Chief Executive Officer of the National Brain Tumor Society (NBTS). In his current role, David provides leadership and management for NBTS and its venture philanthropy affiliate, the Brain Tumor Investment Fund. Fighting cancer is personal to David as he lost his father to cancer as a teenager. Prior to joining NBTS, he served in leadership and external positions at the American Cancer Society in Minnesota, co-founded the Center for Lobbying in the Public Interest, and worked at Independent Sector in Washington, D.C. As a litigation attorney, he previously represented patients facing disabilities and serious health conditions. He is the author of several books, including “Power in Policy: A Funder’s Guide to Advocacy and Civic Participation,” “Strengthening Nonprofit Advocacy,” and “A Voice for Nonprofits.” David has served on the National Cancer Institute’s Council of Research Advocates and Clinical Trials Advisory Committee. In 2016, David was named to the Blue Ribbon Panel of experts selected to help advise the National Cancer Moonshot, led by former Vice President, now President Biden.

Ashley Brennan
Chief Development Officer

Ashley Brennan, Chief Development Officer, oversees NBTS’s national development team and strategy. She manages a diverse fundraising portfolio, inclusive of a nationwide peer-to-peer program, Gray Nation Endurance, annual fund, major gifts, planned giving, and our corporate and foundation partnership program. Under Ashley’s leadership and team management, NBTS fundraising programs have expanded into multiple new regions, and our optimized virtual donor experience has resulted in revenue growth and the improvement of community connections. Before joining NBTS, Ashley served as a director for the Leukemia & Lymphoma Society, overseeing both internal and third-party special events, signature fundraising campaigns, and the stewardship and management of key individual and corporate donors and board member relations.

Katie Germain
Chief Marketing and Communications Officer

Katie Germain is the Chief Marketing and Communications Officer at the National Brain Tumor Society. Prior to leading marketing and communications efforts for NBTS, Katie oversaw the digital marketing strategy and systems for Rutgers University Foundation for ten years, serving as lead strategist on major fundraising and engagement campaigns, including Rutgers Giving Day, Giving Tuesday, and the Hall of Distinguished Alumni Awards Gala. She previously held communications roles at Peddie School, Saint Peter’s University, and the National Center for Learning Disabilities.

Gary Heimberg, JD
Vice President & Counsel, Government Relations

Gary Heimberg is Vice President & Counsel, Government Relations at the National Brain Tumor Society. In this role, Gary leads and manages relationships with elected and appointed officials, advances NBTS’s public policy agenda, and oversees a robust and inclusive volunteer advocacy program. Before joining NBTS, Gary was Of Counsel in the Public Policy and Government Affairs group at Covington & Burling, LLP in Washington, DC. Prior to Covington, Gary served as Director of Federal Government Relations for GlaxoSmithKline. Earlier in his career, he was a professional staff member for the U.S. Senate Health Education, Labor & Pensions (HELP) Committee and a floor assistant for the Senate Majority Secretary. Gary also served as an adjunct professor at the George Washington University Law School.  As a volunteer, Gary is deeply committed to the mission of finding a cure to brain tumors and is active in the Race for Hope DC.

John Higgins
Managing Director, Brain Tumor Investment Fund

John Higgins is Managing Director at the Brain Tumor Investment Fund, the venture philanthropy arm of NBTS. John’s career spans 30 years in biopharma commercialization and business development within both large and emerging companies, most recently as VP Commercial and Corporate Development at Istari Oncology, a startup focused on glioblastoma and other solid tumors. John’s role in BTIF leverages NBTS internal expertise and external networks to identify, evaluate, and invest in promising biopharma, diagnostic, and medical device companies developing advances for brain tumors.

Rich Lescarbeau, MBA, CPA
Vice President, Finance and Accounting

Rich Lescarbeau is the VP of Finance and Accounting at the National Brain Tumor Society. Rich has more than 15 years experience as a finance and accounting professional with significant experience leading financial, operational and organizational performance in nonprofit organizations. Rich has expertise in financial management and reporting, treasury, investment and cash management, budgeting and forecasting, strategic planning, financial planning and analysis, grant and contract administration and demonstrated success in providing clear, consistent leadership working with senior leadership and Boards of Directors.

Marisa Petrillo
Chief Operating Officer

Marisa Petrillo is the Chief Operating Officer at the National Brain Tumor Society. Marisa brings more than two decades of experience to her role as a strategic business partner providing guidance on HR policies and procedures, performance management, payroll and benefits administration, employee onboarding and integration, recognition and employee relations, talent acquisition, cybersecurity, IT & systems management. Marisa is committed to working with leadership and staff to build a diverse, equitable, and inclusive workplace. She has extensive experience in the nonprofit, financial, and creative services sector. Marisa is a member of the Society for Human Resource Management and the Human Capital Institute.

Jenna Tozzi, RN
Senior Director of Community

Jenna Tozzi is the Senior Director of Community at NBTS, bringing 15 years of experience as a multi-state registered nurse dedicated to the rare disease and oncology communities. Her career began in pediatrics, eventually leading to her role as a Director of Nursing at a special needs school, where she provided essential education and connected families facing complex medical challenges with vital community resources.

Over the past 9 years, Jenna has developed nationwide navigation programs aimed at expanding access to clinical trials and improving patient outcomes.Having personally navigated life with a rare disease, Jenna brings a unique ability to anticipate the needs of others, helping patients and families make informed decisions with confidence. She is passionate about empowering patients to overcome barriers to care while ensuring their voices are heard throughout their healthcare journey.

Kimberly M. Wallgren
Executive Director of the CERN Foundation, a program of the National Brain Tumor Society

Kimberly M. Wallgren is the Executive Director of the CERN Foundation, a program of the National Brain Tumor Society. Under Kim’s leadership, the CERN Foundation has built the leading ependymoma tumor-focused community in the United States and globally, raising public awareness, advancing medical research, and providing support and advocacy for this often underserved disease affecting children and adults.

Bringing nearly fifteen years of experience interacting with patients and families, Kim is passionate about the individual experience of a CNS tumor diagnosis and seeks to influence outcomes by providing direction and education at critical points of the journey. Kim is committed to collaboration between all stakeholders, and she bridges gaps between industry leaders and the patient community.


Board of Directors

Officers

Edjah Nduom, MD
Chair

Edjah Nduom is the Chair of National Brain Tumor Society Board of Directors. Edjah holds the Daniel Louis Barrow Endowed Chair in Neurosurgery and is an associate professor in the Department of Neurosurgery at Emory University School of Medicine. A fellowship-trained and board certified neurosurgical oncologist, Dr. Nduom’s clinical specialty is the surgical management of brain and spinal cord tumors. He holds numerous positions in national and international medical societies. Dr. Nduom received his MD from University of Pennsylvania and his residency in Neurosurgery at Emory University. He completed a Research Fellowship in Neurosurgical Oncology in the Surgical Neurology Branch of the National Institute of Neurological Disorders and Stroke, and an additional Neurosurgical Oncology Fellowship at MD Anderson Cancer Center.

Erica Birke
Vice Chair

Erica Birke is the Vice Chair of the National Brain Tumor Society Board of Directors. She is also the Head of Institutional and Asset Management Marketing at Fidelity Investments. Prior to her current role, Erica was the Head of Communications for Fidelity Institutional, a division of Fidelity Investments and has served other communications roles within the company since 2009. She has a Bachelor of Arts in political science and English from James Madison University. Erica joined the Board in honor of her father who lost his life to glioblastoma, as well as others in her family who have been affected by the disease.

Mil Parekh
Treasurer

Mil Parekh is the Treasurer of the National Brain Tumor Society Board of Directors. He is a Senior Vice President, Portfolio Management Director, and Family Wealth Advisor at Morgan Stanley. Mil has more than 17 years of wealth management experience, and has dedicated his career to providing customized advice and investment solutions to highly successful individuals, families, and business leaders. Mil earned a degree in Finance from George Washington University and has been recognized as a Forbes Best in State Advisor, recognizing the top financial advisors in the state of Virginia, for 2019, 2022, and 2023.

Leah Recht, JD
Clerk

Leah Recht is the Clerk of the National Brain Tumor Society Board of Directors. Leah Recht is a partner at Orrick and a member of Orrick’s M&A and Private Equity Group. Her practice focuses on advising private equity funds and their portfolio companies in all aspects of their business. Leah advises clients across a wide range of industries, including tech, food and drug, consulting services, retail, education, manufacturing, insurance, printing and transportation. Leah earned her JD from Georgetown University and was recognized in 2018 and 2019 as a Super Lawyers “Rising Star” for business and corporate law.


Board Members

Allison Bishof
Chris Brown
Sarah Durham
Adam
Hayden

 

Frank Macchiarola
Jigar Raythatha
Kabir Sethi
Joohee Sul, MD

 

Karen Roberts Turner
Jonathan D. Weinberg
Rabbi Corie Yutkin

 


Co-Founder: G. Bonnie Feldman
The Brain Tumor Society

Co-Founder: Walter & Ellen Newman and David & Nora Plant
National Brain Tumor Foundatio


Emeritus Board Members

  • Dave Brown
  • Rob Burger
  • Michael Corkin
  • Rob Corrao
  • Dave Donabedian
  • Sarah Durham
  • John Frishkopf
  • Eva Galanis, MD
  • Richard Genderson
  • Ken Grey
  • Steve Karol
  • Sheila Killeen
  • Jeffrey Kolodin (deceased)
  • Ryan Lang
  • Michael Nathanson, JD, LLM
  • Chandri Navarro
  • Eric Olson, PhD
  • Susan Pannullo, MD
  • Thomas Roloff
  • Dennis Roth
  • Steve Sadler
  • Liz Salmi
  • Cord Schlobohm, DMD
  • Rabbi Eric B. Wisnia
  • Charles B. Wilson, MD (deceased)
  • Salo Zelermyer, JD


Scientific Medical Advisory Council

  • Nduka Amankulor, MD, Neurosurgeon, Penn Medicine
  • Sonikpreet Aulakh, MD, Neuro-Oncologist, West Virginia Cancer Institute
  • Adrienne Boire, MD, PhD, Neurologist and Neuro-Oncologist, Memorial Sloan Kettering Cancer Center
  • Anthony Chalmers, Neuro-oncologist, University of Glasgow
  • Mariella Filbin, MD, PhD, Pediatric Neuro-Oncologist, Boston Children’s Hospital; Co-Director for Research, Dana-Farber Cancer Institute; Co-Director, Brain Tumor Center of Excellence; Associate Professor, Harvard Medical School
  • Mark Gilbert, MD, Scientist Emeritus, National Cancer Institute
  • Michael Lim, MD, Neurosurgeon, Stanford Medicine
  • Nancy Lin, MD, Medical Oncologist, Dana-Farber Cancer Institute
  • Paul Salomon Mischel, MD, Professor, Stanford Medicine
  • Eric Olson, PhD
  • Vinay Puduvalli, MD, Neuro-Oncologist, The University of Texas MD Anderson Cancer Center
  • Joachim Reischl, PhD, Vice President, External Innovation Diagnostics, Danaher Corporation
  • Yash Thukral, JD, CEO of White Lion GBM Innovation Fund
  • Julia Veitinger, MPH, MBA, Patient Advocate
  • Timothy A. Yap, MBBS, PhD, FRCP, Head of Clinical Development and Vice President, Therapeutics Discovery Division; Professor, Department of Investigational Cancer Therapeutics (Phase I Program); The University of Texas MD Anderson Cancer Center
  • Stergios Zacharoulis, MD, Pediatric Neuro-Oncologist, Columbia University Medical Center

 

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