Born in 1986.
2009 — Degree Perm State University.
2014 — Candidate of Sciences (PhD) in Russian History. Thesis Title: The Left Opposition in the RCP(b), 1923–1924.
2016–2017 — University of Basel, postdoctoral researcher.
Reznik is currently Senior Lecturer at the Department of History of the Higher School of Economics, St. Peterburg Campus.
Author of the book “Trotsky and Comrades” (St. Petersburg, 2017).
He lives in St. Petersburg.