In 2006, he earned a master’s degree in political science from the Higher School of Communication and Social Media in Warsaw.

Between 2007 and 2008, he served as an academic instructor, teaching administrative law at the Higher School of Security and Protection in Warsaw.

His doctoral thesis, titled Electoral Law for Local Self-Government in the Third Republic of Poland Against the European Background, was supervised by Leszek Moczulski.

[9] In 2019, Gawkowski started to cooperate with Robert Biedroń who headed the newly founded left-wing party Spring.

He was appointed Leader of the parliamentary club dominated by a majority of SLD MPs, thereby more or less returning to the tent of his old party.