Profile

Bernie Sanders is a socialist and a grump. But is he also a future US president? Some 20,000 people recently turned out to hear Sanders speak - the sort of crowd Barack Obama would have been proud of in 2008. He is, it seems, an increasingly viable contender for the Democratic presidential nomination.Sanders has spent the last forty years attacking inequality and he is known for giving loud and impassioned speeches. But he can also be prickly with the media and he doesn't do small talk. So could Bernie Sanders, the self-styled socialist and "grumpy old guy", beat Hillary Clinton - and the Republicans - to become the next President of the United States? Chris Bowlby reports.Producers: Keith Moore and Ben CrightonThe song "Feel the Bern", used in this programme, was performed by Tony Tig and produced Corbett.

Gina Rinehart - one the world's richest women - is about to realise a lifelong dream: to own and operate her very own iron-ore mine. Rinehart's life has been defined by huge success and the staggering speed at which she has accumulated her enormous wealth - but also by family feuds which have pitted generations of her family against each other. Mark Coles profiles the controversial Australian billionaire.Producers: Ben Crighton and Chloe Hadjimatheou.

Series of profiles of people who are currently making headlines.

Perching on Labour's new front bench are high-flying twin sisters: Angela and Maria Eagle. Angela is the new shadow business secretary. Maria has been given the defence brief. Mark Coles profiles the pair who - over 25 years in politics - have soared from Merseyside to the heart of Westminster.Producers: Hannah Barnes and Chloe Hadjimatheou.

He’s the bad boy of French literature. Loved and hated in equal measure. But who is Michel Houellebecq? Ed Stourton profiles the controversial novelist who loves to provoke.

Sir John Chilcot has been at the heart of some of the most important political events in recent decades - often in the background, unnoticed by most.It's only in recent years, since he was asked in 2009 to lead the inquiry into the Iraq War, that his name has come to the attention of the wider public.Now - nearly six years after he started - the Chilcot Report has yet to be published, and Sir John has come under increasing pressure from politicians, media and the families of soldiers who lost their lives.Adam Fleming profiles a private man who has had to get used to the spotlight.Producers: Keith Moore and Joe Kent.

Dr Dre's first album for 16 years is top of the charts and a film charting the rise of NWA - his breakout 90s gangsta rap group - is playing to packed cinemas.Over the past 25 years Dr Dre has made an indelible mark on popular culture. After NWA he founded a record label and turned producer - making global stars of artists like Snoop Dogg and Eminem.And he's a hugely successful businessman. His Beats brand - whose headphones have become a ubiquitous fashion accessory - was sold last year to Apple for $3bn (£1.8bn).It's all a long way from his start in life as a poor child to a teenage mother in Los Angeles. But, as Mark Coles hears, there's a dark side to Dr Dre's story of almost unimaginable success.Producers: Keith Moore and James Melley.

Founder of the Ultimo lingerie brand Michelle Mone's rags to riches tale. Clever use of PR has helped make Michelle Mone one of Britain's most recognisable businesswomen. Now she has been made the government's new entrepreneurship tsar and is tipped for a place in the House of Lords.Presenter Mark Coles charts her journey from childhood poverty in Glasgow to a City penthouse overlooking the Thames.Producers: Keith Moore and Katie Inman.

Suddenly everyone's taking Jeremy Corbyn seriously. Dismissed by many as a fringe 'unelectable' figure in the Labour leadership campaign, a bearded vegetarian lover of Latin American revolutionaries, Commons rebellions and allotments, he's now making the running. Chris Bowlby explores what's shaped him, what sort of leader he'd be, and whether he really wants the top Labour job.

Billionaire Donald Trump, leading Republican candidate in the US Presidential race was in Scotland this week. Mark Coles asks if he has what it takes to get him to the White House.