Pulitzer Prize-winning science writer and journalist Elizabeth Kolbert has traveled all over the world to get to the heart of the debate over global warming, and the communities most affected by it.

R. Alta Charo is the Warren P. Knowles Professor Emerita of Law and Bioethics at the University of Wisconsin at Madison, where she taught in biotechnology law and ethics at the law school, medical school and biotechnology studies program.

Ariel Ekblaw is the founder and director of the MIT Space Exploration Initiative, a team of over 50 graduate students, staff and faculty actively prototyping the artifacts of our sci-fi space future.