Koldo Trapaga Monchet is currently an Associate Professor of Early Modern History at King Juan Carlos University. His two main research lines revolve around the politics and governance of the royal forests and woodlands in the Iberian Peninsula from the 15th to the 17th centuries, especially in regard to shipbuilding, and the study of the political performance and the royal households of Don Juan José de Austria in the Hispanic Monarchy. Alvaro Aragón Ruano took his degree in History at the University of Deusto (1992) and later moved to the University of the Basque Country, where he is currently acting as Aggregate Professor, obtaining his PhD by means of research into woodland in Guipúzcoa during the Early Modern era. Since then, he has spent over 20 years analyzing different aspects of Basque forest history. Nowadays he is focused on Basque-Navarrese woodlands’ historical management and sustainability during the Medieval and Early Modern eras. Cristina Joanaz de Melo is Integrated Researcher at Universidade NOVA de Lisboa (IHC-Lab:in2past) and Invited Professor at Universidade Autónoma de Lisboa, teaching a course on "Environmental History". She is founding member of the Portuguese Network of Environmental History (REPORTHA 2015). Her PhD, on Hydrological and Forestry Policies in Portugal (and Southern Europe), 1830s to 1880s, was taken at the European University Institute (Florence, 2010). Working and publishing on natural resources, hunting and forests since the 1990s, her current interests lie in natural resource recovery, renewal and compensation due to human agency, from the 1400s to the 1800s, across the Iberian Peninsula and naval empires.