His research focuses on sustainable methods to control arthropod pests in agricultural systems. His current research projects include studying landscape and natural enemy impacts on flea beetles, cereal leaf beetles, lygus bugs, and soybean aphids. He is also looking for new sources of plant resistance to wheat midge, in collaboration with scientists of AAFC. Alejandro obtained his M.Sc. and Ph.D. in Entomology at Michigan State University, and did post-doctoral studies at the University of Minnesota and at CSIRO in Australia. He is member of the Entomological Society of Manitoba, the Entomological Society of Canada, the Canadian Forum for Biological Control, the Entomological Society of America, the International Organization for Biological Control, the Ecological Society of America, and the International Association for Ecology.