Paul Doherty is co-director and senior staff scientist at the famed San Francisco Exploratorium Museum.

He has co-written numerous books, including The Exploratorium Science Snackbook, Explorabook, and Klutz Book Of Magnetic Magic.

He received his PhD in solid state physics from MIT. Cody Cassidy is a writer who has worked as sports reporter and editor for various magazines and web sites.

Sir Patrick Moore is best remembered as the presenter of the world's longest running television programme - BBC TV'sThe Sky at Night - which was first broadcast in 1957. He is the author of more than 80 books, and has played a unique role in astronomy education and popularizing science through six decades. He was knighted in 2001, the same year he was appointed an Honorary Fellow of the Royal Society. In 2002 Buzz Aldrin presented him with a BAFTA award for services to television. He passed in 2012 and the Science Museum acquired a large collection of his objects and papers.