|Virtual or In Person
|View Profile of Ian Evans
|View Profile of Charlie Estes
|Roots of Development
|View Profile of Tappan Parker
|World Resources Institute
|SIS/BA '20, SPA/MA '21
|View Profile of Carolyn Mejia
|DC Homeland Security and Emergency Management Agency
|View Profile of Crystal Staebell
|View Profile of Crystal Staebell
|Booz Allen Hamilton
Full Host Bios
Carolyn Mejia serves as an Action Officer in the Division of Mission Support for the District of Columbia Homeland Security and Emergency Management Agency, where she has worked in various capacities since June 2020. In her current role, Ms. Mejia helped launch and now manages the day-to-day operations of CORE DC, the District’s new WebEOC platform, which brings together incident management and steady state operations to create one common operating picture. Ms. Mejia has supported 6 National Special Security Events and over 20 EOC activations in the National Capital Region. Ms. Mejia graduated with her Master of Science in Terrorism and Homeland Security Policy from American University in May 2021. She also holds a Bachelor of Arts in Justice and Law with a Concentration in Terrorism and Security Studies and a Bachelor of Arts in International Studies with Concentrations in Foreign Policy & National Security.
Charlie is Communications & Strategic Development Manager at Roots of Development and a master's student of International Development at Brandeis University. She got her BA from SIS in 2021 with a focus in Global Inequality & Development. Roots of Development is an international development nonprofit based in the DC-area that works with local partners to implement community-led development in Haiti. Charlie's current role includes elements of communications, marketing, fundraising, event management, organizational growth and development, program planning, board of directors relations, and more.
Crystal works as an assistant in Bechtel’s Washington Office to support the Government Affairs team through research, event, and administrative assistance. She tracks energy legislation and industry news to share with relevant teams within Bechtel.
Concurrently, Crystal has been a coordinator for 4 years at the International Association for Political Science Students (IAPSS) as their primary organizer of its annual academic conferences in Vienna, Montreal, and virtually. Before IAPSS, Crystal worked as an intern at a variety of DC organizations, such as the Cato Institute, the Arab Center, the US Chamber of Commerce, and the Center for the Study of the Presidency & Congress. Her focus has been on US-Middle East relations and renewable & nuclear energy.
She has received her master’s from Boğaziçi University in Istanbul and her bachelor’s from American University in Washington, DC.
Bio coming soon!
Tappan Parker is the Outreach and Engagement Lead for Systems Change Lab at the World Resources Institute (WRI). He supports strategic engagement for the Lab and works to expand the projects visibility and impact with financiers, advocates, UN agencies, and policymakers. His focus is on how the Lab can spur action at the pace and scale needed to protect both people and planet.
Tappan previously served as a Project Specialist in the Tools, Reporting, and Analysis for Climate Initiative, working on outreach and engagement as part of ClimateWatch, and supported the creation of a strategy for open energy data as part of the "Global Energy Data Commons" project.
Prior to joining WRI, Tappan worked on anti-corruption projects in Europe and Eurasia with the Center for International Private Enterprise, supported program development and grassroots campaigns with Environment America, and conducted media monitoring with the American Wind Energy Association.
Tappan holds an M.A. in International Development from American University and a B.A. in Festival and Event Management from the University of Massachusetts Amherst. In his free time, Tappan enjoys biking, board games, playing music and tacos.
Learn more about Roger on LinkedIn.