Richard LaGravenese is returning to the director's seat with "PS, I Love You" for Warner Bros. Pictures. Wendy Finerman is producing. Based on the novel "PS, I Love You" by Cecilia Ahern, the story centers on a grieving young widow who discovers that her late husband has left her a list of tasks revealed in 10 messages, delivered anonymously, intended to ease her out of grief and transition her to a new life. The book was a best seller in the United Kingdom and was published in the United States by Hyperion this year. Ahern is the daughter of the Irish Prime Minister Bertie Ahern. Steve Rogers is adapting the novel. Polly Cohen is the creative executive for Warner Bros. LaGravenese directed "Living Out Loud." His extensive writing credits include "The Horse Whisperer," "The Mirror Has Two Faces," "Monster-in-Law" and "In Search of Ted Demme." He is completing the screenplay for "The Secret Life of Walter Mitty" for producers Samuel Goldwyn Jr. and John Goldwyn. Finerman produced "Forrest Gump," "Stepmom" and "Drumline." Rogers has worked with Finerman on "Stepmom." He also wrote "Kate & Leopold" and "Hope Floats." LaGravenese is repped by CAA. Rogers is repped by UTA.