A fourth generation Oklahoman, Lincoln Ferguson currently serves at the United States Environmental Protection Agency as Senior Advisor to the Administrator for the Office of Public Affairs. Lincoln is the primary spokesman for the Administrator and fulfills the duties of speech writing and operating social media platforms as well as coordinates all media inquiries. Prior ... Read More»

Ms. Greenwalt currently serves as the Administrator’s Senior Advisor for Water and Cross-Cutting Issues, advising on critical, sensitive matters pertaining to Agency programs on water initiatives and managing both internal and external Agency policy development and rulemaking efforts on major Administration water policy issues. As her title reflects, she also serves as a senior advisor ... Read More»

Samantha Dravis currently serves as Senior Counsel and Associate Administrator, Office of Policy at the U.S. Environmental Protection Agency. The Office of Policy is the primary policy arm of EPA, providing multi-disciplinary analytic skills, management support, and special expertise in the areas of regulatory policy and management, environmental economics, strategic environmental management, and sustainable communities. Read More»

Mark Kasman is Director for Regional and Bilateral Affairs in the U.S. Environmental Protection Agency’s Office of International and Tribal Affairs. In this role he manages EPA’s relationships with every country around the world. Previously, Mark served as EPA’s Senior Advisor for Asia-Pacific and Europe Programs. On loan from EPA in 2003-2005, Mark served as ... Read More»

Jane Nishida is the Acting Assistant Administrator for EPA’s Office of International and Tribal Affairs (OITA), having previously served as the Director of the Office of Regional and Bilateral Affairs within OITA. In her current capacity, she leads EPA's international and tribal portfolios, and is responsible for the full range of EPA's environmental policy development ... Read More»

Mandy Gunasekara joined the Environmental Protection Agency in March and serves as a Senior Policy Advisor to the Administrator for the Office of Air and Radiation. Previously, Mandy served as Majority Counsel for Chairman Inhofe during the 114th Congress and for Chairman Barrasso during the 115th Congress on the United States Senate Environment and Public ... Read More»