He is a journalist, columnist, and the head of the "Style of life" section in "Newsweek Polska". He worked for Wprost, Elle, Sukces, and trade magazine - Moda Męska.

He specializes in fashion criticism, psychology of image, and sociology of fashion trends. Michał Zaczyński is also the juryman of a prestigious competitions such as "New Look Design", "Cracow Fashion Awards", "Złota Nitka", and "Off Fashion". He works as a lecturer in Polish-Italian School of Design & Management - "VIAMODA".