Founder and CEO, Walker-Miller Energy Services

Author and Futurist

Partner, Breakthrough Energy Ventures

Co-Founder and Partner, Recapture

Federal Chief Environmental Justice Officer, White House Council on Environmental Quality

Commercial Director, Regenerative Agriculture and Differentiation, ADM​

Vice President of Engagement, Chief Meteorologist, and Director, Climate Matters, Climate Central

Senior Correspondent, Time

President and CEO, Waterfront Alliance