Background in Biological sciences from Javeriana University in Colombia, M.Sc. in Coastal management from Newcastle-upon-Tyne University (UK), and Graduate Diploma in Education (GDE) Murcia University. Since 2005, Juan Diego has been managing VITA XXI www.vitaxxi.com , a limited liability firm working on education for sustainability, protected areas, citizen participation, training, and volunteering. And since 2017 as an associated professor at Murcia University in the Faculty of Education (part time-job).

Juan Diego has been working in international cooperation projects since 1996, in Peru, El Salvador, Chile, and Honduras. Since 2007 working on European projects – Grundtvig and Comenius and since 2014, participating on several Erasmus plus projects, mainly training teachers, and networking with national, regional, and local organizations.