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

My name's Linda Davies and I Commission Podcasts 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.

BBC Sounds.

BBC Sounds, Music Radio Podcasts.

Hello Jenny Murray welcoming you to this week's Woman's Our Podcast for Parents.

You kind of know it's going to happen, but it still comes as a terrible shock when your

cooperative, obedient, delightful child suddenly becomes a door slumber, an answer

her back, a stomper off to his or her room when ticked off for doing something really stupid

and probably dangerous. Yes, it's the teenager and we all

went through it just as our own offspring will but what is it that makes the change so inevitable?

Well, Sarah Jane Blakemore is Professor of Cognitive

Neuroscience at University College London,

and the author of inventing ourselves

The Secret Life of the teenage brain.

Why do lovely children turn into difficult teenagers?

Well, there are probably lots of reasons and the first thing to say is that not all do.

There are lots of individual differences, but I think we all remember what it's like to be a teenager.

...