Kirillov Alexander Alexandrovich is a Ph.D. candidate in biological sciences. He was born in Samara on June 12, 1972. He graduated from Samara State University in 1994. Since 1996, he has been working as a senior researcher in the laboratory of population ecology at the Institute of Ecology of the Volga Basin of the Russian Academy of Sciences, a branch of the Samara Federal Research Center of the Russian Academy of Sciences. Today, he is one of the leading specialists in Russia on the diversity of parasites of amphibians, reptiles, birds, and small mammals of the orders Eulipotyphla, Chiroptera, and Rodentia. His scientific interests for more than 25 years include the helminths of terrestrial vertebrates of different systematic groups in the Volga basin and the population biology of parasites. He is the author of 5 monographs and 216 scientific papers.