Leonardo Sousa Carvalho is an Associate Professor at the Amílcar Ferreira Sobral Campus of the Federal University of Piauí (UFPI) and Coordinator of the Graduate Program in Biodiversity and Conservation (PPGBC/UFPI). He holds a PhD in Zoology from the Federal University of Minas Gerais (2017), a Master's degree in Zoology from the Museu Paraense Emílio Goeldi (2008), and a Bachelor's degree in Biological Sciences from the Federal University of Piauí (2005). His research focuses on the ecology, systematics, and biogeography of Arachnida. He is a member of the UFPI Natural History Center (NHNUFPI) and curator of the Arachnida, Onychophora, and Myriapoda collections at CHNUFPI. He has published extensively on arachnology, biodiversity, and conservation, leading several research projects on Neotropical spider diversity and evolution. His teaching disciplines include Systematics, Invertebrate Zoology, and Statistics, with research interests spanning taxonomy, phylogenetics, and conservation biology.