Just before this BBC podcast gets underway, here's something you may not know.

My name's Linda Davies and I commission podcast for BBC Sounds.

As you'd expect, at the BBC we make podcasts of the very highest quality featuring the most knowledgeable

experts and genuinely engaging voices. What you may not know is that the BBC

makes podcasts about all kinds of things like pop stars,

poltergeist, cricket, and conspiracy theories and that's just a few examples.

If you'd like to discover something a little bit unexpected, find your next podcast over at BBC Sounds.

This is the BBC.

Thanks for

you. I think you'll find it absolutely fascinating.

David Anderson, QC goes under the skin of the government's

counter-extremism strategy in Understanding Prevent. May 2017, emergency services race to the Manchester Arena where 22-year-old Salmonella Badee has

detonated a homemade suicide bomb, killing himself and 22 adults and children, injuring some 250 more.

It was the deadliest terrorist attack in the UK since the 7-7 bombings of 2005,

and not for the first time the perpetrator was

born and educated in this country. I'm David Anderson and until March of this year

I was the independent reviewer of terrorism legislation.

I reported to the Home Secretary and to Parliament on the tough laws we need to keep the threat under control.

Police powers, prosecutions, port controls, surveillance.

But if the problem is ever going to be solved,

we also need to win the war for hearts and minds.

That is the domain of prevent.

...