[2] Katz's eponymous YouTube channel, launched in 2010, features daily political commentary and has amassed a following of over 2.3 million subscribers and more than 1 billion views.

[15] Katz is facing politically motivated charges in Russia for allegedly spreading "false information" about the actions of the Russian army in Ukraine.

[25] In 2016, Katz was one of thirteen Russians to receive the UK government's Chevening Scholarship, which sponsors students with leadership potential to study at a British university.

Through this scholarship, Katz studied at the University of Glasgow, completing a Master's program in "Public and Urban Policy" in 2017.

[26] In May 2023, Katz received his master's degree from Tel Aviv University, completing a program "Leadership in education".

[31] On 23 March 2023, Katz was arrested in absentia by the Basmanny District Court on charges of "discrediting" the Russian Armed Forces for covering the Bucha massacre, facing up to 10 years in prison.

[2] In 2020, the foundation opened a network of regional branches in the capitals of Russian federal subjects and in a few months gathered more than ten thousand supporters.

The channel features daily videos on current socio-political topics, particularly those refuting the claims of Russian propaganda.