Today in Focus Folgen

Features writer Elle Hunt and indigenous activist María José Andrade Cerda on the growing phenomenon of influencers around the world trying to reach uncontacted tribes. Help support our independent journalism at theguardian.com/infocus

Who is really in charge – the people or the markets? In the first episode of Radical Thinking, a new series from the Guardian, senior economics commentator Aditya Chakrabortty speaks to the former Greek finance minister Yanis Varoufakis about what it was like during the eurozone crisis when he went head to head with those who wanted to stop his reforms. Help support our independent journalism at theguardian.com/infocus

Warning: this episode contains spoilers! The BBC blockbuster Celebrity Traitors has returned for a second series, attracting nearly 9m viewers for its first episode. The show features a star-studded cast including actors Richard E Grant and Michael Sheen, and former model Jerry Hall and comedian Romesh Ranganathan. With 3m more viewers than the last series tuning in for the first episode, why is Celebrity Traitors one of the few shows capable of attracting the nation to the sofa? Lucy Hough speaks to TV critic and broadcaster Scott Bryan – watch on YouTube. Help support our independent journalism at theguardian.com/infocus