Anton Yasnitsky, Ph.D., is an independent researcher who specializes in the Vygotsky–Luria Circle. He is the author of Vygotsky: An Intellectual Biography (2018) and has coedited (with René Van der Veer and others) The Cambridge Handbook of Cultural-Historical Psychology (2014), Revisionist Revolution in Vygotsky Studies (2015), and Vygotski revisitado: una historia crítica de su contexto y legado (2016).