Dr. Ronald S. Polidan is an astrophysicist with an extensive background in technology development and space missions. His career spans over 35 years and includes in positions within academia (12 years), at NASA Goddard Space Flight Center (14 years), and at Northrop Grumman Aerospace Systems (12 years). Since 1998 his work has been mostly in technology and space mission concept development. His past positions include serving as the Chief Technologist for GSFC and the Chief Architect for Civil Systems at Northrop Grumman. He retired from Northrop Grumman in 2016 and now runs a small science and technology consulting company based in Oregon.

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