Leonardo Peña Pupo holds a Ph.D. (2020) in Technical Sciences (Energy Technologies) from the Universidad “Marta Abreu” de las Villas, Cuba. Full Professor at the University of Oriente, Cuba. Leonardo is currently affiliated with the Finland Futures Research Centre (FFRC), University of Turku (Finland), as a recipient of a Marie-Sklodowska-Curie Actions Postdoctoral Fellowship (MSCA PF). Expert in renewable energy systems, power systems control, and sustainable energy modelling. With over two decades of academic and applied experience in Cuba, Spain, Brazil, and currently in Finland. He conducted post-doctoral research at Federal University of Itajubá (UNIFEI) (Brazil) related to hydrogen production