Baroness Louise Casey has become one of the most influencial non-politicians in the UK. She tells Nick Robinson why it all started with a passion for homelessness and what might be next on her list.

How does a politician with the reading age of an 8-year-old operate as a Shadow Cabinet member?

The former Undertones frontman tells Nick how his youth in Derry during the Troubles led him to becoming one of the most prominent environmental campaigners in Britain today.

The SNP's Westminster leader, Stephen Flynn, on what he will demand in the event of a hung Parliament, and how living with a disability shaped his politics.

Penny Mordaunt reveals the secret to holding that sword throughout the Coronation, whether she’s planning another tilt at the Conservative leadership and being PM, and why culture wars may not be such a good idea for her party.

In the week the government introduced tough, controversial new rules on stopping illegal immigrants entering the UK, Nick Robinson talks to the home secretary, Suella Braverman, about her father's journey to Britain while fleeing persecution in Kenya, how her mum's admiration for Margaret Thatcher introduced her to the Conservative Party and how she, as the wife of a Jewish man, feels when people compare her policies with those of 1930s Germany.

Nick Robinson talks to the Conservative Party's deputy chairman, Lee Anderson, about following his father's lead in becoming a miner, how he went from admiring Tony Benn and Arthur Scargill to being deputy chairman of the Conservatives and whether his new job is forcing him to be more diplomatic when talking about issues such as migration and poverty.

Nick Robinson talks to the housing campaigner Kwajo Tweneboa about his own experience of poor social housing and his father's death, how he harnessed the power of social media to become a powerful voice in Westminster and whether he fancies a go at elected politics himself.

Nick Robinson talks to the shadow justice secretary, Steve Reed, about why the collapse of a factory that employed most of his family led to him joining the Labour Party, how being mugged at knifepoint helped inform his new approach to antisocial behaviour and why he thinks the parentsof young offenders should be sent to mandatory parenting classes.

Nick Robinson talks to the influential lobbyist and new chair of Stonewall, Iain Anderson, about how the case of Isla Bryson has brought gender politics to the top of the news agenda and how he thinks the heat can be taken out of the debate. Anderson, a lifelong Conservative who founded the lobbying firm Cicero and ran Ken Clarke's leadership campaigns, talks candidly about why he's now moving away from his political roots.