- A Tribute to Rob Stewart from young filmmakers he inspired Julia Barnes, director of Sea of Life, and Jonah Bryson (@JonahLBryson) The Fight for Bala on how Sharkwater revolutionary Rob Stewart helped them create their own documentaries to fight for the planet. “In Revolution, I was learning for the first time that the world’s coral reefs, rainforests and fisheries are expected to be gone by the middle of the century.” – Julia Barnes