Andrzej Pisera is a Polish paleoecologist and researcher of fossil and modern red algae, echinoderms, and sponges.
Pisera studied at the Faculty of Geology, University of Warsaw, where he received his masterâÂÂs degree in 1974. Since 1981, his career has been associated with the Institute of Paleobiology, Polish Academy of Sciences, where he earned his PhD in 1986 and habilitation in 1998. In 1993âÂÂ1994, he was a Fulbright Foundation scholar. In 2015, he was awarded the title of professor of Earth Sciences. He is one of the editors of the World Porifera Database, a subproject of the World Register of Marine Species.
Pisera is co-author of Systema Porifera, an authoritative taxonomic revision of all (approx. 680) genera of modern sponges, as well as author of a revision of Upper Jurassic sponges from the Swabian Jura (124 species). Pisera and co-authors also proposed a new model for the formation of the giant spicule (up to 3 m long) in the glass sponge Monorhaphis chuni.
He described numerous new taxa:
Three animal species were named in his honor: a fossil (Jurassic) gastropod Buvignieria piserai Kaim, 2004, a fossil (Cretaceous) sponge Laocetis piserai VodrÃ¡à ¾ka & Crame, 2011, and a modern sponge Neoschrammeniella piserai Carvalho, Cárdenas, RÃÂos, Cristobo, Rapp & Xavier, 2020.