Paul Snelgrove

Paul Snelgrove led the group that pulled together the findings of the Census of Marine Life -- synthesizing 10 years and 540 expeditions into a book of wonders.

John Holdren

Professor of Environmental Policy & Director of the Program on Science, Technology & Public Policy at the Harvard Kennedy School of Government

Cady Coleman

Former NASA Astronaut; Retired U.S. Air Force Officer & Chemist

Ginger Zee

Emmy & Murrow Award-Winning Meteorologist, Author & Mental Health Advocate

Bart Knols

Scientist, Author, Entrepreneur

Peter Girguis

Associate Professor of Natural Sciences at Harvard; Adjunct Research Engineer at the Monterey Bay Aquarium Research Institute

Michael Archer

Paleontologist Michael Archer is working to bring back his favorite extinct animal: the Tasmanian tiger.

Molly Crockett

Globetrotting Neuroscientist investigating altruism, morality and economic decision-making.

Dr. Hendrik Poinar

Evolutionary Biologist Specializing in Ancient DNA; Professor of Anthropology at McMaster University

Dr. Phil Plait

Blogger for Discover Magazine at Bad Astronomy, where he deconstructs misconceptions and explores the wonder of the Universe.

Astrology CANNOT be real | Dr. Phil Plait interview - YouTube

Ellen Stofan

Under Secretary for Science & Research at the Smithsonian; Former Chief Scientist at NASA

Eric Berlow

Data Ecologist, Complexity Scientist

Fiorenzo Omenetto

Professor of Biomedical Engineering; Physicist

Emily Cross

Geoscientist, Paleontologist & Field Researcher; Women in STEM Advocate; American Geoscience Institute’s Geoscience Award Winner

Grad School Shenanigans - Featuring: Emily Cross & Andres Lombo

Garrett Reisman

NASA Astronaut, SpaceX Director of Space Ops, Professor

Jacqueline Goldin

Extraordinary Associate Professor of Anthropology & Water Science at the University of Western Cape

Pamela Melroy

Deputy Administrator of NASA; Retired Air Force Officer & Former NASA Astronaut

Anil Ananthaswamy

Award-Winning Science Writer & Author of "The Edge of Physics"

Moogega Cooper

Planetary Protection Engineer, Mars 2020 Lead, STEM Advocate

Meet Dr. Moogega Cooper: JPL’s own “Guardian of the Galaxy”

Susan G. Finley

Longest-Serving Woman in NASA, Employee of NASA's Jet Propulsion Laboratory (JPL)