Geoffrey Robert Goins
Lifetime amateur astronomer, retired adjunct astronomy professor, professional science communicator

Paul Salmons
Curator and educator specialising in difficult histories.

David Mountain
Freelance writer focussing on history, politics and myth-busting. Author of Past Mistakes.

Fredrik Trusohamn
Archaeologist who is watching ancient aliens. Looking at what they got right and what they got wrong

Os Davis
Master and enthusiast of sports history from Coroebus of Elis to the Celtics of Boston...

Deborah Hyde
Folklore, superstition and being human

Brian Dunning
Science writer, author, documentary presenter, and host of the Skeptoid podcast