The days when a beginning journalist was surrounded by a newsroom full of experienced colleagues may be gone now, Jillian Keenan writes on the Poynter site: "I fell in love with the freedom and flexibility of independent journalism, but there was one problem: without long-term editors to supervise my work, it seemed like I’d never find those inspiring mentors I had imagined." Keenan offers five tips for freelancers who want to fill the gap by finding their own mentors.