Irinel Eugen Popescu is a Romanian entomologist who has been working at the Alexandru Ioan Cuza University in Iasi since 1998. He teaches courses on Entomology, Parasitology, and Integrate Pest Management. His research interests focus on the relationships between parasitoids, phytophagous insects, and plants, as well as the galls, taxonomy, systematics, biology, and ecology of Chalcidoidea (Hymenoptera), particularly the Torymidae, Eurytomidae, Ormyridae, Pteromalidae (sensu lato), Perilampidae, Eucharitidae, Eupelmidae, Chalcididae, and Leucospidae families.