Russian opposition politician, leader of the International Socio-Political Movement Speak Louder! Permanently resident in London since December 2007. Place of birth - Moscow. Lawyer by education.

From 2000 to 2002 he worked in the State Duma. At the same time, he became one of the founders of the political party "Union of Right Forces", a member of the federal audit commission and a member of the Moscow political council of the party. From 2002 to 2004 one of the leaders of the political party "Liberal Russia", a member of the political council and head of the party's executive committee. 2005-2007 - founder and leader of the Russian youth movement "It's time!"

Since November 2022 - Member of the Executive Council and Head of the Secretariat of the Congress of People's Deputies

Telegram: https://t.me/sidelnikov_official