Nathan Grossman had no idea what he was in for. Back in August 2018, the Swedish documentarian heard from a friend about a teenager who had decided to stage a protest — a "school strike" — in front of the Swedish Parliament, demanding action on climate change. "I thought it would be a three-week shoot," he recalls, "that this teenage girl, this Greta Thunberg, would be a story of a few minutes in a short, arty film about child activists." The job turned into a full year of shooting, with Grossman struggling to keep up with Greta, as this shy, 15-year-old student with Asperger's became the global face of the climate change movement.
Read more on hollywoodreporter.com