Born on May 27, 1954 in Moscow.

Graduated from the faculty of mechanics and mathematics of Lomonosov Moscow State University.

PhD Sc. Education. Honored Teacher of Russia. Secretary of the Moscow Writers' Union. Full State Councilor of Moscow of the 2nd class.

In 1976-1998 - a mathematics teacher at the grammar school of the Russian Academy of Education.

From 1996 to 2016 - observer of the ‘Novaya Gazeta’ newspaper.

In 2009-2019 - Children’s Rights Ombudsman in Moscow.

Since 2018 - Member of the Council under the President of the Russian Federation for the implementation of state policy in the field of family and child protection.

Awarded the medal ‘In Memory of 850-anniversary of Moscow,’ the medal of K.D.  Ushinsky of the Ministry of Education of the Russian Federation, the medal ‘For Services to the Development of Legislation and Parliamentaris,’ badge of merit ‘For Service to Moscow,’ gratitude of the President of the Russian Federation ‘For Merit in Rights and Legitimate Interests of Minors Protection.’ Winner of the Russian Government prize in education and Moscow city prize in literature and art.

Deputy of Moscow City Duma II (1997-2001), III (2001-2005) and IV (2005-2009). Chairman of the Commission on science and education on Duma’s fourth session.

Re-elected the Duma deputy on September 8, 2019.