Roland "Prez" Pryzbylewski is a fictional character on the HBO drama The Wire, played by actor Jim True-Frost. Pryzbylewski is a detective of Polish heritage in the Baltimore Police Department. Initially seen as incompetent and rash, he proves to function better behind the scenes as a talented code-cracker. He eventually leaves the Baltimore Police Department due to the turmoil surrounding his accidental shooting of another officer, and later finds meaning as a dedicated middle school teacher.