It's a new year and many of us are committing to exercising and eating healthier.

But another crucial part of staying healthy is keeping on top of your doctor appointments.

That's where Zoc Doc comes in.

Stop putting off those doctors appointments and go to Zocdoch.com slash Hertz to find and instantly book a top-rated doctor today.

That's Z-O-C-D-O-C.com slash H-E-R-T-Z.

Zocococ.com slash Hertz.

You're listening to 20,000 Hertz.

Every human has the right to express themselves, and what we do as audio engineers is we're

helping people tell their stories.

That's Leslie Gaston Bird.

I'm an audio engineer.

I am a governor at large for the Audio Engineering Society and author of the book Women in Audio.

To write her book, Leslie collected almost a hundred stories of audio pioneers.

Leslie herself has worked in sound for decades.

She's been a classical pianist, she's worked in radio, she's been a post-production mixer,

and she's been a college professor.

These days, she spends most of her time mixing and sound editing.

I would say mixing is my favorite.

I think the reason why is because I did a lot of work restoring films early in my post-sound

career.

So when I first got my start, we would have these films from Sony Columbia Pictures, like The Mad Room.

Unfortunately, Mrs. Armstrong had to leave town on business.

...