Nathalie Cabrol

Planetary Scientist, NASA

Paul Davis

Cosmologist & Astrobiologist, Arizona State University

Betül Kaçar

Astrobiologist, Professor at University of Arizona & Principal Investigator of Project MUSE

Seth Shostak

Senior Astronomer at the SETI Institute & Director of the Institute's Center for SETI Research

Jonathan Trent

Former Director of Offshore Membrane Enclosures for Growing Algae; Founder of UpCycle Systems

Susan Schneider

NASA-Baruch Blumberg Chair at the Library of Congress , Philosopher, Cognitive Scientist & Author of "Artificial You: AI and the Future of the Mind"

AI, Radical Brain Enhancement and the Nature of Consciousness

David Grinspoon

American Astrobiologist, Senior Scientist at the Planetary Science Institute

Venus Revealed: A New Look Below The Clouds Of Our Mysterious Twin Planet

Dr. Paul Davies

Director of BEYOND: Center for Fundamental Concepts in Science; Physicist, Cosmologist & Astrobiologist

Penelope Boston

Speleologist; Associate Director of the National Cave and Karst Research Institute

Alyssa Carson

Youngest Ever Astronaut in Training; Space Travel Enthusiast

Monica Grady

British Space Scientist; Professor of Planetary and Space Science at the Open University; Chancellor of Liverpool Hope University

Dr. Douglas Vakoch

Founder & President of METI—Messaging Extraterrestrial Intelligence