Fernando Pérez-Miles is a Professor, Head of Entomology and former director of the Institute of Biology and Chief of the Department of Animal Biology at the Facultad de Ciencias, Universidad de la República, Montevideo, Uruguay. A member researcher of the Sistema Nacional de Investigadores, Agencia Nacional de Investigación e Innovación, Uruguay, he has published more than 100 papers on the Taxonomy, Functional Morphology, Evolution, Reproductive Biology and Biomechanics of Mygalomorph Spiders, mainly New World Theraphosidae.