Nigel Henbest is a leading science populariser and writer specialising in astronomy and space. As well as writing over fifty books, including the bestselling Stargazing series, he has produced and scriptwritten many television programmes on astronomy and is a regular media commentator on breaking astronomy news. He has been a consultant to both the Royal Greenwich Observatory and New Scientist magazine.
Nigel is now based in the USA and is a future astronaut with Virgin Galactic. Asteroid 3795 has been named 'Nigel' in his honour.
Simon Brew is the former editor and founder of Den of Geek - the popular culture news and reviews website. He is the author of three books including Movie Geek, TV Geek and The Secret Life of the Movies. Simon is also the founder of the magazine and podcast Film Stories.
Sarah Tomley is an author, editor and counsellor living in Suffolk, UK.
She has contributed to many books on the social sciences, and is the co-author of The Sociology Book (2015) and the Children's Book of Philosophy (2015). Her latest book, What Would Freud Do? was published in June 2017.
Ken Okona-Mensah is a freelance science writer who has over 16 years of experience working in academia and writing about health-based topics. With a background in pharmacology and toxicology, research and science communication, he previously worked as a scientific writer for Imperial College London where he produced technical and lay reviews for scientific advisory committees of Public Health England.
He also sat on the editorial committee for People & Science magazine and contributed content relating to public engagement with science and health.
Tom Parfitt's journey from the South Wales Valleys to the Yorkshire Dales began with an undergraduate degree in English & Philosophy, to a masters' degree in Scriptwriting, followed by roles in television broadcasting. He finally arrived in the rolling fields of Emmerdale as a storyliner, and later, researcher.
With an encyclopaedic knowledge that's been described as "disgusting and astounding in equal measure", and nested within the cast and crew, Tom is the ideal tour guide through 50 Years of Emmerdale, his most recent book.
Writer Chas Newkey-Burden is the author of over 30 books including Great Email Disasters and a best-selling biography of Amy Winehouse. His magazine work has included interviewing celebrities like David Beckham and Ricky Gervais.