The National Space Society appreciates the participation of the following individuals: 

• Mark Hopkins, Executive Committee Chairman, National Space Society. 
• Frederick Ordway, Author; NSS Board of Governors.
• Kirby Ikin, Owner, Asia Pacific Aerospace Consultants, Chairman of the NSS Board of Directors.
• Tim Pickens, Chief Propulsion Engineer, Dynetics. 
• David Dunlop, NSS Board of Directors
• Lee Valentine, Director, XCOR Aerospace; President, Space Studies Institute.
• Robert Zubrin, President, Mars Society. 
• George Whitesides, CEO, Virgin Galactic. 
• Bennett Rutledge, Senior Solutions Developer, Volt Workforce Solutions. 

Return to Video Library: Space Movement Leaders Speak Out