Irina Lazarkevich has a Master's degree in Biology from the Department of Zoology of Vertebrates and Anthropology, Faculty of Biology, Sofia University "St. Kliment Ohridski" (1997), and a PhD degree in Microbiology from the Stephan Angeloff Institute of Microbiology at the Bulgarian Academy of Sciences (2020). She works at the Stephan Angeloff Institute of Microbiology at the Bulgarian Academy of Sciences, Department of General Microbiology. Her main research interests include microbiology, microbial biochemistry, and the antimicrobial potential of biologically active compounds. Another area of her scientific research involves the zoology, hepretology–ecology, taxonomy, and conservation of amphibians and reptiles. She has participated in many projects funded by Scientific Research Funds from the Ministry of Education and Science and the Ministry of Environment and Water. She has received over 240 citations in international scientific journals.