Patriots officially hire Bill O'Brien as offensive coordinator and quarterbacks coach - CBS Boston
Do Bill Belichick, Patriots need to step up their free-agent game post-Tom Brady?
Matt Light says Bill O'Brien will bring tons of accountability to Patriots offense - CBS Boston
Is Bill Belichick's glorious Patriots reign approaching an ugly conclusion?, New England Patriots
Patriots hire Bill O'Brien: 4 big questions facing the new offensive coordinator - The Athletic
Patriots bring back Bill O'Brien in dual role
Tom Brady to the Jets? Ty Law, Stephen A. Smith give their take
Former PSU players upset at O'Brien's hiring
Inside the Mac Jones-Bill O-Brien-Bill Belichick dynamic at Patriots training camp – NBC Sports Boston
Patriots' Mac Jones, Bill O'Brien enjoying strong QB-coach relationship – Boston Herald
Penn State hires Bill O'Brien as football coach
Patriots Mailbag: Is Bill O'Brien the best choice for offensive coordinator? - Pats Pulpit
Patriots news: Mac Jones will have no more excuses - Pats Pulpit