Actor Paul Mescal talks about his starring role in Aftersun, why he's intrigued by characters with complicated inner lives, and the success of his breakout role in the TV adaptation of Sally Rooney's Normal People. Performance artist Cassils shares how the very physical way they approach their art is informed by their experience as a transgender person and their desire to make a difference in a world where their rights are under threat. The Trade-Offs frontman Josh Qaumariaq introduces us to the title track off the band's new album, Let Go, Give In, Fall Down. Canadian geneticist and broadcaster David Suzuki talks about bringing science into our living rooms for more than 40 years, and how he's helped open our eyes to issues like climate change.