Loretta Guidi is an associate professor in the Department of Biomolecular Sciences at the University of Urbino, scientific disciplinary sector BIO / 05 - Zoology. She teaches courses in Animal Biology, Vertebrate Biology and Protists and Human Parasitic Animals. Her scientific activity mainly concerns taxonomy, systematics, biology, ecology, and the evolution of invertebrate groups (Gastrotricha, Nematoda, Placozoa, Ciliophora) on morphological, ultrastructural, and molecular bases. Furthermore, her research activity also concerns the compilation of European and world faunal databases of Gastrotricha and the faunal-ecological studies on marine and freshwater zoobenthos with reference to meiofauna. As part of these research lines, she has established important scientific collaborations with foreign public institutions including the National Museum of Natural History in Paris, the Institute of Animal Ecology in Hanover, the Zoological Museum of the University of Copenhagen, and the Department of Biological Sciences of the University of Diamantina of Brazil. She is a member of the Italian Zoological Union (U.Z.I.), the Italian Society of Microscopic Sciences (S.I.S.M.) and the National Interuniversity Consortium for Marine Sciences (CoNISMa). Guidi has participated in numerous national and international conferences. She is the author of 45 publications in international journals with an impact factor and is also the author of a monograph on gastrotrichs.