23rd - Jennifer M. Granholm - Powering Tomorrow Together: Uniting for a Clean Energy Future
September 30, 2025 | 5:30 pm
Jennifer M. Granholm, Former U.S. Energy Secretary and Governor of Michigan
22nd - Katharine Hayhoe - New Climate Solutions and Galvanizing for Action
April 24, 2024 | 5:00 pm
Katharine Hayhoe, Chief Scientist for the Nature Conservancy
21st- Mary Robinson- Climate Justice: Hope, Resilience & the Fight for a Sustainable Future
March 13, 2023 | 6:00 pm
Mary Robinson: First woman President of Ireland and former UN High Commissioner for Human Rights
20th - Dr. Ayana Johnson - Expanding the Base for Climate Action and Social Justice
February 23, 2022 | 12:00 pm
Dr. Ayana Elizabeth Johnson, Urban Ocean Lab Co-Founder
19th - Gina McCarthy - A Casual Conversation: Just and Sustainable Climate Solutions
October 14, 2021 | 12:00 pm
Gina McCarthy, National Climate Advisor
17th - Christiana Figueres - No Victory Without Optimism: Advancing Climate Action in 2019 and Beyond
March 14, 2019 | 5:00 pm
Christiana Figueres, Architect of the 2015 Paris Climate Agreement; Former Executive Secretary, UNFCCC; Convener of Mission 2020
16th - Bill McKibben - Down to the Wire: A Hot Fight in a Hot World
October 05, 2017 | 5:00 pm
Bill McKibben
15th - Bill Clark - Pursuing Sustainability: Linking Science and Practice
September 29, 2016 | 5:00 pm
Dr. William Clark
14th - José Figueres - Beyond Fossil Fuels: Challenges and Opportunities of New Economic Reality
March 28, 2016 | 5:00 pm
José María Figueres
13th - Janine Benyus - Biomimicry and the Quest to Solve Global Challenges
March 31, 2014 | 5:00 pm
Janine Benyus, biologist and author of "Biomimicry: Innovation Inspired by Nature"
12th - Achim Steiner - The Imperative of Change: Environmentalism in the 21st Century
March 11, 2013 | 5:00 pm
Achim Steiner, Under-Secretary-General of the United Nations and Executive Director of UN Environment Programme (UNEP)