Diego Mattarelli has a degree in geological sciences and technologies from the University of Milano-Bicocca. He became part of an international excavation team that carried out excavation campaigns in North Africa, sponsored by the National Geographic Society. He participated in the recovery of the most complete dinosaur skeleton on the African continent, a Spinosaurus, which changed the current understanding of dinosaurs. The discovery was published in the April 2020 issue of
Nature, one of the most important scientific journals in the world. He has also published various works: he co-authored a series of science textbooks for lower secondary schools and has authored and co-authored numerous scientific publications in various fields.

Emanuela Pagliari graduated in natural sciences from the University of Milan. She held a course of science for children at school and worked as a guide for several natural museums.

Cristina Banfi graduated in natural sciences from the University of Milan and has taught at various schools. For over twenty years, she has been working in scientific communication and teaching through play for children.