Chairman of the State Duma the Russian Federation, Chairman of the State Duma creates a Scientific Council for law-making. State Duma has the right to cancel any order, the order of the Chairman. As of , there are three living former Chairmans. The most recent death of a former Chairman was that of Gennadiy Seleznyov (1996–2003) on 19 July 2015, aged 67. Chairman of the State Duma The Chairman of the State Duma of the Federal Assembly of the Russian Federation (), also called "Speaker" (), is the presiding officer of the lower house of the Russian parliament. His responsibilities include overseeing the day-to-day business
Duma junior boyars collectively within the Russian Tsardom. In 1721 Peter the Great transferred its functions to the Governing Senate. Contemporary sources always refer simply to "the boyars" or to "the duma", but never to the "boyar duma". Originally there were ten to twelve boyars and five or six "paddu". By 1613 the duma had increased to twenty boyars and eight "okol'nichii". Lesser nobles, "duma gentlemen" ("dumnye dvoriane") and secretaries, were added to the duma and the number of "okol'nichii" rose in the latter half of the 17th century. In 1676 the number of boyars increased to 50 - by then