About Mark

markIra Mark Egdall is the award-winning author of Einstein Relativity Simple: Our Universe Explained in Everyday Language. He is a retired aerospace program manager with an undergraduate degree in physics from Northeastern University. Mark now teaches lay courses and lectures in modern physics as well as the history of the science /religion conflict at Lifelong Learning Institutes at the University of Miami, Nova Southeastern University, and Florida International University. He also gives entertaining talks on modern physics and Cosmic Roots. For information on Mark’s courses, please go to:   http://www.marksmodernphysics.com

In his aerospace career, Mark served as program manager for state-of-the-art infrared sensor systems for NASA and DOD while at BAE Systems in Lexington, Massachusetts. He also worked on large telescope systems, high-energy laser optics, Hubble Space Telescope studies, and the first operational adaptive optics system while at Itek Optical Systems in the same city.

When not thinking about writing, Mark spends his time playing with his grandchildren and driving his wife crazy.

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