This document discusses the effectiveness of various media regulators in the UK, including OFCOM, BBFC, PEGI, and PCC/IPSO. It provides arguments for and against their effectiveness based on factors like their ability to protect vulnerable groups, enforce codes of conduct, regulate new technologies and formats, and adapt to social changes over time. Overall it examines whether these bodies are adequately fulfilling their aims of regulating media content and business practices while balancing freedom of expression.