A booklet about the artwork 'Profiling The Profilers' by DISNOVATION.ORGBased on state of the art Big Data analytics techniques 'Profiling The Profilers' generates a series of detailed digital profiles of Big Tech companies - ie. psychological cultural and political profiles - similar to the ones constantly generated for each user by these very same companies. In other words this artwork performs a sousveillance of Big Tech companies using their own tools.