Graça S. Carvalho is a Full Professor at Minho University, Portugal. She has a MSc degree in Biology (Cambridge University, UK) and a MSc in Health Education and Health Promotion (King's College London, UK), a PhD degree in Biology (Aveiro University, Portugal) and the Aggregation title in the Health Education field (Minho University). She is a Research Centre on Child Studies (CIEC) member. She was awarded the honorary degree of "Doctor Honoris Causa" (Lyon University, France) in 2017, and the "Women in Science" award (Portuguese "Ciência Viva") in 2019. Ana Sofia Afonso (PhD Reading, UK, 2005) is an Assistant Professor in Science Education and researcher at the Research Centre on Education, UMinho, Portugal. Her research lies primarily in the area of informal science education. She is also interested in science teacher development. Zélia Anastácio (PhD, 2007) is an Assistant Professor at the University of Minho. She teaches Human Biology and Health, Natural Sciences I, and Research Methods. She got her PhD (co-tutorship) in Child Studies (Minho University, Portugal) and Didactics of Biology, Health and Environment (Lyon University, France). She is a Research Centre on Child Studies (CIEC) member and researches biology education, health promotion and education, and sexuality education.