Dr. Radu Guiaşu, Ph.D. (1997) in Zoology from the University of Toronto, is an Associate Professor in, as well as the Coordinator of, the Biology Program and the Environmental and Health Studies Program at Glendon College, York University, in Toronto, Canada. His published studies in areas such as conservation biology, ecology, ethology, evolutionary biology, and phylogenetics are based on work conducted in the laboratory and museum collections, as well as hundreds of field trips. Professor Guiaşu has won major teaching awards at both the college and the university level and is a member of the Editorial Board of the scientific journal Crustaceana.
Radu Guiasu has written a thoughtful and critical review of our ideas about nonnative species. An aquatic ecologist, Guiasu questions the common notion that introduced species represent a major global ecological calamity. This is a must read for anyone interested in conservation and biodiversity. - Mark A. Davis, Professor of Biology, Macalester College, St. Paul, MN