Growing evidence is showing that psychedelics can improve mental health and change personality, and even political perspective in an enduring way. But are these changes always desirable for the individual and for society? Come and meet Dr Robin Carhart-Harris who heads the Psychedelic Research Group at Imperial College London, where he has designed a number...

MARK THOMAS: 50 THINGS ABOUT US In his new show 50 Things About Us, Mark Thomas combines his trademark mix of storytelling, standup, mischief and really, really well researched material to examine how we have come to inhabit this divided wasteland that some of us call the United Kingdom. Mark picks through the myths, facts...

MARK THOMAS: 50 THINGS ABOUT US In his new show 50 Things About Us, Mark Thomas combines his trademark mix of storytelling, standup, mischief and really, really well researched material to examine how we have come to inhabit this divided wasteland that some of us call the United Kingdom. Mark picks through the myths, facts...