Sergey Tsvetkov
Sergey Eduardovich Tsvetkov () is a Russian historian, historical popular science writer and lecturer at the International University in Moscow. Since 2016 he is with the Russian Institute for Strategic Studies. He graduated from the Moscow Oblast Pedagogical Institute, now His largest work is the multi-volume "Russian History" ("Русская история"), where he rejects the Normanism theory of the origins of Russia and puts forth original theories of the term "Rus" and ethnic origins of the Russian people.