took over as Nolan’s T.O. at the beginning of . Harper, a former deep-cover detective, brought a vastly different, more cynical, and unconventional training style compared to traditional methods. Comparison of Styles
Talia Bishop served as John Nolan's T.O. throughout the entirety of Season 1. As a dedicated and ambitious Police Officer III, her primary goal was to make detective within five years. She was known for her disciplined, by-the-book approach, which often contrasted with Nolan's more empathetic and life-experienced perspective. who was nolan's to before harper
Despite their different styles, Bishop was instrumental in Nolan’s development. She famously tested his observational skills in the pilot episode by pretending to be a waitress when they first met at a bar. Over time, she became a mentor who helped him navigate the political and physical challenges of being the oldest rookie in the LAPD. took over as Nolan’s T