Team Members

A short descriptive summary of what the post type is.

Sandra Bermúdez

Driven by a deep passion for helping others live fuller and more joyful lives, Sandra Bermúdez is a Psychologist, Health Coach, MBSR-certified practitioner, and a member of the International Association for Health Coaches. She gently guides individuals in developing emotional awareness, training the mind, finding balance between work and life, and creating meaningful goals aligned…

Holly Maddams

Holly joined the GBS|CIDP Foundation International in December of 2025.  She has more than 20 years of nonprofit leadership experience including organizations that address chronic diseases such as multiple sclerosis, diabetes, arthritis, and heart disease.  Most recently, she served in a leadership role with the Arthritis Foundation focused on raising awareness, building relationships with the…

Melanie Kamuesa

Melanie Kamuesa is a Namibian-American professional with a background in research, patient care, and public health. She began her career in clinical settings and later served as a Disease Intervention Specialist, where she supported community-based initiatives and infectious disease response. As Research and Global Health Manager, Melanie brings a whole-person, equity-centered approach to her work….

Christian Zaidan

Christian joined the foundation in January of 2025. He earned a BS in Information Sciences and Technology from Penn State University in 2023, where he specialized in design and development. As a Systems Administrator, he is passionate about improving and innovating business processes by utilizing Salesforce and other systems to enhance efficiency and support the foundation’s…

Jacob Fuller

Jacob Fuller is the Advocacy Manager at the GBS|CIDP Foundation International. His role includes working with rare disease patient communities to advocate for federal funding for research and healthcare. Before his role at the Foundation, Jacob worked in both the civil rights field advocating greater protections for marginalized communities, as well as a senior political…

Richard Sperry

Richard Sperry has held the position of Chief Strategy Officer at the GBS CIDP Foundation International since August 2024. In his role, Richard is responsible for driving execution of the Foundation’s Strategic Plan and advancing the organization’s mission of improving the quality of life for individuals and families affected by GBS, CIDP, MMN, and related…

Morgan Duhe

Morgan joined GBS|CIDP Foundation International as a Health Navigator in July of 2024. Morgan holds a master’s degree in social work from the University of Buffalo. She previously worked in medical billing and in older adult protective services. Morgan provided in-person support as a Dialysis Social Worker before, during and after the COVID-19 pandemic. Morgan…

Charlotte Stone

Charlotte Stone started with the Foundation in August 2024 as the Development & Marketing Associate. She has a BA in Political Science from West Chester University and will be bringing her experience in development and project coordination to her role at the GBS-CIDP Foundation. Charlotte is excited to support the foundation’s work and its many resources for patients…

Nancy Di Salvo

Nancy DiSalvo has been a tireless international volunteer for the GBS|CIDP community since 2013 and served on the Foundation’s Board of Directors. As our Director of International Affairs, she has educated and supported countless patients and caregivers around the world with compassion, knowledge, and dedication. Nancy was born in Palermo, Italy. When she was four…