Alberto Pellai, MD, PhD, is a a child psychotherapist and a researcher at the Department of Bio-medical Sciences of the University of Milan. In 2004 the Ministry of Health awarded him the silver medal of merit for public health. He is the author of numerous books for parents, teachers, teenagers, and children. He lives in Italy.

Barbara Tamborini, is a a psycho-pedagogist and writer. She leads workshops in schools for teachers and parents. She is the author with Alberto Pellai of several books aimed at parents. She lives in Somma, Italy.

Elisa Paganelli is an an award-winning illustrator and freelance designer. She attended the Institute of Art and subsequently graduated in illustration from the European Institute of Design (IED) in Turin. Since, she has worked on over a hundred children's books. Elisa lives in the UK.

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