Famed magazine editor Graydon Carter has launched the full-scale production company Par Avion Pictures , in partnership with writer and former Vanity Fair and Air Mail editor Harrison Vail. Emmy and Peabody winner Carter marked the announcement out of this year’s Cannes Film Festival, the site of many Gatsby-esque parties he’s hosted for global power players over the years. Par Avion will develop projects across narrative and non-fiction formats, with “a particular focus on literary adaptation,