duel seen defining episode character andy bernard, , actor ed helms praised performance. duel written jennifer celotta, producer , show runner office. episode featured conclusion of love triangle between dwight, andy , angela, subplot had been going on since fourth season finale, goodbye, toby . cast , writing staff saw duel defining episode andy bernard because demonstrated softer, more emotional side of character. dean holland, directed episode, said particularly effective because in past episodes, displayed such rage problems had attend anger management courses, in duel responded horrible news in heartrending way. rainn wilson particularly praised ed helms performance, saying, gives lot of heart , soul, , andy such doofus , douche, , see heart break. there s reality there. s great thing show gives us, when think know characters , re two-dimensional , re goofy , crazy, in own way, real human redemption. the subplot david wallace seeking managerial advice michael due poor f...