Nancy J. Zavada

Founder of MeetGreen, Author

Erica Mackie

Co-Founder of Grid Alternatives

Alysia Reiner

Actress Best Known for "Orange Is the New Black;" Women's Empowerment Speaker & Environmental Activist

Achenyo Idachaba

Founder & CEO of MitiMeth, a Materials and Artisan Enterprise based in Nigeria

MitiMeth | Turning an invasive weed into beautiful woven objects

Sarah Kauss

Advisor, Investor & Advocate; Founder & Former CEO of S'well; Henry Crown Fellow at The Aspen Institute; Consumer Products Leader

Ep. 562 w/ Sarah Kauss Board Member, Compensation Committee Chair

Mark Udall

American Politician & Senior U.S. Senator, Colorado

Barrie M. Osborne

Academy Award-Winning Film Producer & Director Known for "The Lord of the Rings" Trilogy, "The Matrix" & "Talk Is Cheap," an Environmental-Themed Family Drama

Vani Hari

Food Activist & Blogger

Food Babe Family: More Than 100 Recipes and Foolproof Strategies to Help Your Kids Fall...

Khalida Brohi

Indigenous Entrepreneur, Author, Storyteller & Women's Empowerment Speaker

Calum Worthy

Canadian Actor & Environmental Activist

Jennifer Pharr Davis

Long-Distance Hiker & Author; Overall Record Holder on the Appalachian Trail & The First Woman to Set That Mark

Karen Agustiawan

President Director and CEO, Pertamina

Jeanne Gang

President & Founder of Studio Gang Architects

Ben Hewitt

Examplar of Sustainable Living.

JT O'Donnell

Founder & CEO of Work It Daily; HR & Recruiting Expert, Executive Coach

Marion Cotillard

Academy Award-Winning French Actress; Environmental Activist & Greenpeace Spokesperson

Natalie Jeremijenko

Artist and engineer, studies in biochemistry, physics, neuroscience and precision engineering

Katie Cleary

Animal Advocate, Documentary Filmmaker, & Model; Known for "Give Me Shelter" and "Why on Earth"; President and Founder, Peace 4 Animals; Founder, World Animal News

Katie Cleary Shares Her Documentary "Protectors of the Wild"

Leslie Dewan

Nuclear Engineer; Co-Founder & CEO of Transatomic Power; Vice Chair of Nuclear Innovation Alliance

Leslie Dewan - Chautauqua Lecture Series | CHQ Assembly 2023

Kimberly Smith

Motivational Speaker and Personal Power Expert Who Specializes in Conquering Grief and Building Motivation