Mark A. Sandoe, Vice Chair

Term: June 18, 2024 - December 31, 2026

Mark A. Sandoe is an experienced human resources leader with over 30 years specializing in compensation, HR information systems, and performance management, having implemented HR systems, compensation programs and expatriate programs globally. For the past 10 years, he has led compensation and performance management programs in the federal government.

Previously, he worked directly with disadvantaged youth in a group-home setting for several years. Along with his advocacy for at-risk youth, he is also passionate about supporting the freedom to read and human rights for immigrants and other marginalized voices who often go unheard.

Sandoe has degrees in business administration and public relations/marketing from Ball State University and has achieved certification in compensation, global remuneration, and as a global professional of human resources. He resides in Fort Washington. 

Robert Fernandez

Term: July 5, 2022 - December 31, 2024

Robert Fernandez has been the Resource Development Librarian at Prince George’s Community College since 2017. He has a Master’s degree in Library Science from the University of South Florida and over 15 years of experience working in libraries. He also serves on the Board of Directors of Wikimedia District of Columbia, a Wikimedia affiliate group which engages with local cultural institutions. His interests include open access content, genealogy, geocaching, and art history. He is currently pursuing a Master’s in Art History at George Washington University. Robert and his wife Elizabeth live in Landover. 

Sandra S. Johnson

Term: June 18, 2024 - December 31, 2028

Sandra S. Johnson is a risk management professional with over two decades of experience in the private and nonprofit sectors. Her expertise lies in crisis management, business continuity, and developing effective strategies to ensure operational resilience. In her current leadership role at a financial service holding company, she collaborates with stakeholders at all levels to drive continuous improvement in risk management and organizational preparedness.

Previously, she has headed similar roles at other multinational organizations. As a passionate, lifelong advocate for reading and literacy, Johnson actively promotes the importance of literacy in both personal and professional spheres. She believes that a strong foundation in reading and literacy not only enhances individual growth and knowledge but also plays a crucial role in building resilient communities.

Johnson has a master’s in technology management from Georgetown University, a master’s in management specializing in homeland security from the University of Maryland Global Campus, and an undergraduate degree from Howard University. She is a Certified Business Continuity Planning Professional (CBCP) recognized by Disaster Recovery Institute International (DRII). Johnson, her husband Wardell and children, reside in Bowie.

Rhea L. Marshall

Term: June 18, 2024 - December 31, 2027

Rhea L. Marshall joined the Board of Library Trustees in June 2024. An avid reader and lifelong public library patron, she believes the library is an important hub for our community where residents should have access to a wide array of resources.

Marshall is a strategic communications professional with more than 20 years of experience at leading organizations in the energy, healthcare, and higher education arenas. Her areas of expertise include reputation building and issues management, change communications and employee engagement. She holds a bachelor’s degree in journalism from the College of New Jersey and a master’s degree in communication from the University of Pennsylvania. Marshall and her family reside in Upper Marlboro. 

Chanté R. Sedwick

Term: June 18, 2024 - December 31, 2027

Chanté R. Sedwick is the communications strategy director at a national nonprofit in Washington, DC, where she drives communications strategy and integrated consumer messaging across social, digital, publications, earned, and paid media channels.

Sedwick is a seasoned strategist with over 25 years of marketing and communications experience in membership and healthcare organizations delivering significant contributions towards strategic brand alignment, leading campaigns that build awareness and engagement, support revenue and member growth, and deliver on social mission.

Sedwick is a graduate of Hamilton College and earned a master’s degree from Penn State University and an MBA from Kogod School of Business at American University. She resides in Bowie.

Angela D. Smith

Term: April 1, 2020 - December 31, 2025

Angela Smith is a dedicated advocate for literacy and community enrichment. With over 15 years in marketing and communications, Angela brings a wealth of expertise to her role on the Board of Library Trustees, which she joined in April 2020.  Angela is passionate about promoting the freedom to read, education, and health and wellness and values the pivotal role of public libraries in fostering vibrant and empowered communities. She resides in Upper Marlboro, MD.