Mikhail Dyakonov (born 1940) - Doctor of Physical and Mathematical Sciences, Chief Researcher\Honorary Fellow[2] of the St. Petersburg Abram Ioffe Physicotechnical Institute of the Russian Academy of Sciences, and after that,[3] since 1998 professor at the University of Montpellier, laureate of the State Prize of the USSR; Dmitry Dyakonov [ru][4] (1949-2012) - Doctor of Physics and Mathematics, Deputy Head of the Sector of Theoretical Physics of High Energies, Professor B. P. Konstantinov St. Petersburg Nuclear Physics Institute of the Russian Academy of Sciences.