The Secret Rules of Modern Living: Algorithms is a 2015 English-language Documentary movie directed by David Briggs. Professor Marcus du Sautoy demystifies the hidden world of algorithms and reveals where these 2,000-year-old problem solvers came from, how they work, and what they have achieved. The secret rules of modern living: algorithms features Marcus Du Sautoy in the title role. It was released on 24th September 2015.