Guests

CBS News:space is written, edited and maintained by CBS News space analyst William Harwood, who has covered America's space program full time for three decades, focusing primarily on space shuttle operations, assembly of the International Space Station and planetary exploration. Based at the...

J. N. "Nick" Nielsen

Nick Nielsen writes two blogs, Grand Strategy: The View from Oregon and Grand Strategy Annex, mostly dedicated to the study of civilization and its future. He spoke...

Dennis Wingo is the author of the recently published book, "Moonrush: Improving Life on Earth with the Moon's Resources." He was a founder of Orbital Recovery Corporation and CEO/President of Skycorp, Inc. He is a 22-year veteran of the computer, academic, and space communities and was an...

Esther Dyson(@edyson on twitter)  is executive founder of Way to Wellville (@WaytoWellville), a 10-year project to help US communities to dramatically improve the health of their residents, and to develop new business models for the cultivation of health.  Overall, Dyson works to...

Dr. Christopher J. Newman is a Reader in Law at the University of Sunderland, head of Legal Research within the Faculty of Business and Law. Chris has a varied legal practitioner background having been involved in both counter-terrorism law enforcement and subsequently as a lawyer in firm...

Dr. Jeff Foust is the editor of The Space Review (www.thespacereview.com), a weekly online publication of articles and commentary on space-related topics. He also publishes Spacetoday.net, which provides links to and summaries of space news from around...

John R. Bucknell graduated from Cleveland State University in 1995 with a bachelor’s in mechanical engineering and the University of Michigan in 1999 with a master’s in systems engineering and is a licensed professional engineer.  He has led advanced engineering teams at Chrysler and General...

I am a Co-Founder of For All Moonkind, Inc., and a founding partner of ABH Aerospace, LLC.  I received my B.A. in Political Science from Yale College and my J.D. magna cum laude from the Georgetown University Law Center.  I earned my LLM in Air and Space Law from McGill University.  The...

John E. Brandenburg is a theoretical plasma physicist who was born in Rochester Minnesota, and grew up in Medford Oregon. He obtained his BA in Physics, with a Mathematics minor, from Southern Oregon University in 1975 and obtained his MS in 1977 and PhD in Plasma Physics both from University of...

Dr. Linda Spilker is a NASA research scientist at the Jet Propulsion Laboratory in Pasadena, CA. She is currently the Cassini Project Scientist and a Co-Investigator on the Cassini Composite Infrared Spectrometer team and has worked on Cassini since 1988. Since joining JPL in 1977 she has worked...

Dr. Patrick Collins is a well-known and respected authority on space economics, space tourism, reusable launch vehicles, and space solar power. He is a professor of economics at Azabu University in Japan and adviser to a number of companies and organizations. The focus of Dr. Collins' research...

Honorary Research Fellow, Buckingham Centre for AstrobiologyBarry E. DiGregorio’s scientific interests include the study of the geology, geomicrobiology and history of the Great Lakes region in the United States and Canada. Barry also studies ichnology – a...

Michael Listner is an attorney and the founder and principal of Space Law and Policy Solutions, a think tank and consultation firm that concentrates on legal and policy matters relating to outer space security, industry and development. Michael holds a Bachelor of Science (B.S.) in Computer...

A native of Baltimore, Maryland, Gilbert V. Levin graduated from Forest Park High School and entered the Johns Hopkins University School of Engineering in 1941. In 1944, during World War II, in his junior year, he joined the U.S. Maritime Service, where he trained as a shipboard radio operator....

Robert Zimmerman is a well known and respected space historian and author. He posts regularly at his website, http://behindtheblack.com, on space, science, and other matters relating to cultural and political issues. Mr. Zimmerman is also an award winning...

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