You're about to listen to a BBC podcast and maybe it's when I had a hand in.

I'm Tammy Walker and I produce podcasts for the BBC.

My role is to give new and diverse creators a voice with the opportunity to build a career.

That's the thing I love about podcasts.

You start with just a good idea, but then you have the space to see where it goes.

And doing that at the BBC means we can really run with the best stories

while developing the most unique audio talent.

So if you like what you hear, why not check out the huge range of podcast we've got on BBC

Sounds.

You are listening to Crowd Science from the BBC World Service.

We're the show that takes your listener questions and seeks out answers.

I'm Marnie Chesterton.

And I'm Annan Jagatier. Yeah, there are two of us this week because we've got our work cut out for us.

We're taking on not one, but three questions. The first one has something to do with the

lively drumming you can hear in the background at the moment from listener Allison.

This is a strong mood. We have some very talented listeners, don't we?

Very talented, excellent taste in podcasts also. So that's the sound of her

Samba reggae band which is called Iluia but Allison's question isn't

actually about what she's playing it's about what she looks like while she's playing.

Intriguing.

And later on in the show, we're going to be looking at why we move our hands when we talk,

and which language is best for counting in,

...