Alexander Kleshchev graduated from the V. I. Lenin Electrotechnical Institute, Russia, in 1960 and went on to work at the A. N. Krylov Central Research Institute, Russia. Since 1965, he has been working at the St. Petersburg Marine Technical University (formerly the Shipbuilding Institute), where he received the title of Professor in 2012. He is the author of 190 publications, including 16 books, such as Hydroacoustic Scatterers (1992, 2012); Diffraction and Propagation of Waves on Elastic Media and Bodies (2002); Diffraction, Radiation, and Propagation of Elastic Waves (2006, 2017); Diffraction, Radiation and Propagation of Elastic Waves in Isotropic and Anisotropic Bodies (2019); Elastic Wave Dynamics Problems (2021); The Dynamics of Elastic Structures (2021); and Isotropic and Anisotropic Scatterers and Waveguides (2022).