Leadership Team


Caitlin Bonney
Co-President
MEM Degree Candidate 2019
   Caitlin is a second year Master’s student with a focus on Energy and the Environment. She received an undergraduate degree in finance from the University of Richmond. After working for General Electric and an energy efficiency start up, she returned to school to gain technical and working knowledge of the multifaceted energy industry. Caitlin’s interests lie in the operations and implementation side of energy efficiency and battery storage. She also is passionate about energy access and improving living standards by providing clean sources of energy.
Wendell Cathcart
Co-President
MEM Degree Candidate 2019
Wendell came to the Nicholas School to bridge his interest in renewable energy with his experience working on software products in the tech industry. He is excited to develop decentralized blockchain applications for the Energy Web Foundation during his summer internship and to serve as project manager for the Energy Data Analytics Lab Bass Connections project during his second year. After graduation, Wendell hopes to continue working on innovative energy technologies.
Ben Gregory, PE.
Professional Development
MEM Degree Candidate 2019
Ben is a licensed professional engineer with six years’ experience remediating hazardous waste sites in New England. By transitioning careers, he hopes to move away from a reactive approach to pollution and instead implement technologies and business models that prevent carbon emissions. As Career Lead, Ben hopes to support his peers with networking opportunities, guest speaker events, and advice on navigating common resources and internship opportunities at the Nicholas School and Duke University Energy Initiative. This summer, Ben will be working for a solar developer.
Manfei He
Communication & Outreach
MEM Degree Candidate 2019
Manfei came to Nicholas with a career objective of becoming a policy and market analyst who is capable of making the right connections in between. She is interested in renewable energy development and integration, China power market reform, and low carbon policy. She also enjoys studying the international energy market due to her background in international political economy.
Caitlin Maggio
​​​Trip Co-Coordinator
MEM/MBA Dual Degree Candidate 2020
Caitlin Maggio is a first-year Master’s student at the Nicholas School focusing in Energy and the Environment. Caitlin spent the past four years involved in the acquisition, divestiture and development of assets within the oil and gas industry in Houston,TX. While energy has always been an interest, Caitlin is passionate about exploring business development opportunities within the renewable energy and sustainability sectors.
Santiago Sinclair Lecaros
​Trip Co-Coordinator
MEM Degree Candidate 2019
Chilean, born in Buenos Aires and lived several years in Jakarta. Currently pursuing the Master of Environmental Management in Energy at the Nicholas School. Interested in climate action and renewable energies. Prior to coming to the U.S. worked in Chile with energy and GHG emissions scenarios as well as planning for mitigation actions and regional development.

Enjoys the outdoors, biking everywhere, playing the sitar and anything related to football.

Tim Singer
​​​Event & Networking Coordinator
MEM/MBA Dual Degree Candidate 2020
Tim Singer is a dual-degree MEM/MBA student at Duke’s Nicholas School of the Environment and UNC’s Kenan-Flagler Business School. He is passionate about a career dedicated to fighting climate change, and after graduation is interested in working to curb global emissions through the finance, development, and implementation of renewable energy infrastructure, emerging technologies, and holistic decarbonization solutions. Tim received Associate’s degrees from Santa Barbara City College in Business Administration in Economics, and a B.S. in Aquatic Biology from U.C. Santa Barbara. He served in the U.S. Peace Corps in Fiji, where he worked on environmental, infrastructure, and conservation issues with local stakeholders and the Fijian government. Following his Peace Corps service Tim worked for the California Energy Commission, where he worked on statewide energy technology, development, infrastructure, and power plant siting issues and policy.
Edgar Virguez 
​​​PhD Representative
PhD Candidate
Edgar is a third year doctoral student looking to construct the knowledge required to develop quantitative open-source tools that would aid the decision making process in the electricity sector. Particularly, he is interested on contributing to the understanding of market mechanisms that facilitate the integration of variable energy resources (VER). He holds a BSc. in Environmental Engineering, a BSc. in Chemical Engineering and a MSc. in Environmental Engineering. During the last decade he has worked with several institutions (e.g., Universidad de los Andes, World Bank, Inter-American Development Bank) promoting the adoption of cleaner fuels in transport and industry throughout Latin America.
Sumin Wang
​​​Treasury
MEM Degree Candidate 2019
  Sumin focuses on energy data analysis, energy system planning, and finance in renewable energy. With dual degrees in economics and earth sciences from UC San Diego, she is interested in utilizing finance and economic solutions to help deploy technology and accelerate the adoption of clean energy. She is currently working as a research assistant at Energy Initiative to study off-grid solar products in the emerging market, and excited to serve as the Treasurer of Energy Club!