British film director Ken Loach often features stories about people from the working class in his films.The author of "Class on Screen: The Global Working Class in Contemporary Cinema" Dr Sarah Attfield talks to Reema Rattan about her new book which evaluates depictions of the working class in films from around the world.

What does philosophy have to do with sex? A philosopher explains

This show casts a critical eye on the myriad ways in which we communicate with each other in our increasingly interconnected, multi-media platform world. Each week we mix down the who, the what, the where, and the how of particular communication events, messages, trends and technologies, and then consider: what impacts and what consequences?