Science Communicator Helen Arney, Ig Nobel Prize winning Goat-Man Thomas Thwaites, and Naval Captain Aseem Hashmi.
Writer and comedian Lucy Porter, etymologist and author of 'The Inky Fool' Mark Forsyth, and advertising whizz Dave Trott.
Fashion historian Amber Butchart, expert quiz-master Jack Waley-Cohen, and comedian from down-under Jimeoin.
Danish comedian Sofie Hagen, mollusc and cephalopod expert Jon Ablett, and 'Watching the English' anthroplogist Kate Fox.
Screenwriter and Guilty Feminist podcaster Deborah Frances-White, bumble-bee expert Prof. Dave Goulson, and 'that bloke off Blackadder' Tony Robinson.
American comedian Michelle Wolf, food historian and writer of 'Consider the Fork' Bee Wilson, and walker, writer and editor of 'Curiocity' Henry Eliot.