Catherine de Lange is a science journalist, editor and author of 10 Voyages Through the Human Mind: Christmas Lectures from the Royal Institution published by Michael O'Mara Books. She has written for Nature, the Guardian and the Washington Post among others, and has worked on TV programmes such as the Royal Institution Christmas Lectures, as well as radio documentaries including BBC Radio 4's Dear Professor Hawking. She is currently Biomedical Features Editor at New Scientist.

Jheni Osman is a science presenter, journalist and author. Her books include 100 Ideas That Changed the World (BBC Books) and The World’s Great Wonders (Lonely Planet). She writes for BBC Focus magazine, and presents for BBC Radio 4’s Costing the Earth and SciTech Voyager for TRT World. She is former Editor of BBC Focus magazine. Before that she played tennis professionally, representing Great Britain, playing at junior Wimbledon and modelling for Nike. Her love of wildlife and adventure developed while growing up in the Caribbean. She has travelled extensively, lived in Istanbul, been involved in conservation projects, swum with whale sharks and climbed to the summit of Europe’s highest mountain, Mont Blanc.

Oana Befort, is a Romanian-born graphic artist and illustrator. Her mixed media illustrations are inspired by the natural world, her love of flora and fauna and folk motifs.

Diana Ferguson is a writer, editor and artist with over 25 years' experience in illustrated non-fiction and a degree in Fine Art. She has a keen interest in Folklore, gardening, natural history, cookery and art.

Dr Piers Brendon is the author of over a dozen books, including The Dark Valley: A Panorama of the 1930s, Winston Churchill: A Brief Life and The Decline and Fall of the British Empire. He writes for the national press and frequently appears on television. He is a former Keeper of the Churchill Archives Centre, a Fellow of Churchill College, Cambridge, and a Fellow of the Royal Society of Literature.

After gaining a first in History at Peterhouse, Cambridge, Michael Portillo worked for a shipping company before joining the Conservative Research Department in 1976. In 1984 he was elected as the Conservative Member of Parliament for Enfield Southgate. He was an MP for nearly 20 years and held three ministerial positions in the cabinet: Chief Secretary to the Treasury, Secretary of State for Employment and Secretary of State for Defence.

Since retiring from active politics in 2005, Michael has pursued a successful media career. He is a regular guest on BBC1’s weekly political discussion programme This Week, and has made documentaries on a range of subjects, including BBC2’s Great British Railway Journeys, the accompanying book of which has sold over 41,000 copies.

Jorge Santillan is an illustrator based in Mendoza, at the foot of the Andes in Argentina. He has been creating illustrations for over 20 years and his work has appeared in educational books, video games, children’s magazines, newspapers and adverts. He is represented by Beehive illustration agency.

Adam Linley studied design and illustration at Newcastle and has also trained as a teacher. Before becoming a freelance illustrator, he spent many years as a graphic designer in the greetings industry, working on everything from signage and packaging to cuddly toys and cards. Since then, his illustrations for books have been published all over the world.

Born in Lithuania, Luka Va now resides in sunny Australia where she enjoys making people smile with her artwork. She is the founder of the brand, The Surfing Sloth, which creates original and quirky illustrations which have been turned into greetings cards, prints and accessories around the world. Her work can be found at

Myles Byrne is a musician, designer and writer. He was educated in Dublin, and has also lived in New York State and London. He is the author of The Wicked Wit of Ireland, also published by Michael O'Mara Books Ltd.