The director talks about discovering a group whose ambitions of reimagining the world were limited by how they were portrayed by the one we live in now.
On how an obsessive TV viewer went from capturing the first draft of history to having a say in what ultimately will be written in recording the news.
On telling the story of the evolution of teen culture in an intimate way and the four-year process to get it to the screen.
A project looking towards sustainable life on Mars runs into the smaller imaginations of those here on Earth in the "Teenage" director's fascinating look at Biosphere 2.
The director talks about discovering the civil rights activist who outsmarted authorities to secure protections for himself and his partner when gay marriage wasn't legal.