Valeria Edelsztein is an Argentinian scientist well known for her work as a science teacher and communicator. She studied chemistry and obtained a bachelor's degree and later a doctorate from the University of Buenos Aires. She started working at CONICET as a researcher. She also participates as a columnist in radio and television programs and is the author of several primary and middle-level textbooks. Á frica Fanlo graduated in fine arts from the University of Barcelona, in 2000 she joined the publishing world and began a long career as an illustrator of children's books, with more than 30 published titles. For 10 years she has been a teacher at the Escola de Artes y Oficios Massana in Barcelona. Valeria Edelsztein is an Argentinian scientist well known for her work as a science teacher and communicator. She studied chemistry and obtained a bachelor's degree and later a doctorate from the University of Buenos Aires. She started working at CONICET as a researcher. She also participates as a columnist in radio and television programs and is the author of several primary and middle-level textbooks. Á frica Fanlo graduated in fine arts from the University of Barcelona, in 2000 she joined the publishing world and began a long career as an illustrator of children's books, with more than 30 published titles. For 10 years she has been a teacher at the Escola de Artes y Oficios Massana in Barcelona. Valeria Edelsztein is an Argentinian scientist well known for her work as a science teacher and communicator. She studied chemistry and obtained a bachelor's degree and later a doctorate from the University of Buenos Aires. She started working at CONICET as a researcher. She also participates as a columnist in radio and television programs and is the author of several primary and middle-level textbooks.Her work has been awarded by the newspaper La Nació n, one of his books won the White Ravens 2016 and an honorable mention in Leeureka! Graduated in Fine Arts from the University of Barcelona, in 2000 she joined the publishing world and began a long career as an illustrator of children's books, with more than 30 published titles. In 2004 she was awarded the Junceda Prize, by the APIC, for the book "Els colors del metall", published by the Auditori de Barcelona. For 10 years she has been a teacher at the Escola de Artes y Oficios Massana in Barcelona. She has also taught various workshops, such as the Big Draw 2012, promoted by the Picasso Museum in Barcelona, Difumina 2012 or the Festa del Grafisme de Portbou, 2009-2010.