Saoirse Ronan, star of "The Outrun," discusses being a first-time producer on Nora Fingscheidt's film, an adaptation of the seminal memoir from writer Amy Liptrot. The "Little Women" actress dropped by the IndieWire Studio at Sundance, presented by Dropbox, to explain how she found her Scottish accent, her "mood ring" hair color, and her advice for how Ayo Edebiri can come across as Irish.