Screenwriter Frank Cottrell-Boyce talks about the movie that tells the story of writer A.A. Milne dealing with his PTSD from WW I and connecting with his young son by imagining stories about his son's stuffed animals. Some of these stories were later published as "Winnie-the-Pooh" and "The House at Pooh Corner," which became a huge success in a world searching for healing after war. stories brought some hope and comfort to postwar England but divided and harmed his family in the process.