‘There is something so incredibly potent about knowing that every year, you have no idea what you’re going to get to do.’ She won an Emmy, SAG Award and Golden Globe for her bravura performance as Marcia Clark in last year’s FX miniseries, The People v. O.J. Simpson: American Crime Story, but it took Sarah Paulson almost another year to confirm what the TV industry really thinks about her acting chops. Earlier this year, her longtime collaborator and O.J. executive producer Ryan Murphy offered the actress the lead in Ratched, an origin story he is executive producing that focuses on Nurse Ratched, the iconic, sadistic nurse from the 1975 film One Flew Over the Cuckoo’s Nest. Murphy shopped the project around to networks, offering a package for the first time…