Grass, for instance, is a devastating and hilarious critique of how marijuana became the object of a billion dollar eradication and punishment campaign by the US government.
Mann's first documentary feature, Imagine the Sound, won an award at the Chicago Film Festival. So did his next film, Poetry in Motion, which highlighted the emergence of spoken word as an art form a decade before rap and poetry slams became the rage. His later films have explored such subjects as comic books, free form dancing, and the exploitation of Black artists by the pop-music industry.

Go Further, the new film by Ron Mann, explores the idea that the single individual is the key to large-scale transformational change. The film follows actor Woody Harrelson as he takes a small group of friends on a bio-fuelled bus-ride down the Pacific Coast Highway. Their goal? To show the people they encounter that there are viable alternatives to our habitual, environmentally-destructive behaviors.