Prof. Yuval Noah Harari is a historian, a philosopher, and the bestselling author of Sapiens: A Brief History of Humankind, Homo Deus: A Brief History of Tomorrow, 21 Lessons for the 21st Century, and Sapiens: A Graphic History. His books have sold over 35 million copies in 65 languages, and he is considered one of the world's most influential public intellectuals today. ynharari.com / Twitter @harari_yuval / Instagram: @yuval_noah_harari

Ricard Zaplana Ruiz is an artist and illustrator with over twenty years of experience. He has worked as a story artist for animation, commercials, and live action films. His artwork for children's books has been published worldwide since 2013. He was born and still resides in Barcelona, Spain.