How should I refer to you? What do you prefer?

You know, I can go for almost anything. My full name is Alfredo Quignonez Inocosa.

Some people can pronounce and some people cannot. And this is why people began to call me Dr. Q.

Dr. Q is a brain surgeon and chair of neurosurgery at the Mayo Clinic's Florida campus. He's got an

absolutely astonishing life story, which we'll get to later. But first, I want to zoom in on one

of his surgical days. He says his work begins long before he steps into the operating room.

So the moment someone sends me a picture about their scan,

their surgery begins to happen in my brain,

the potential complications, the potential dangers,

the issues that can become catastrophic.

On every surgery day, he follows a careful routine.

I like to come in early in the morning.

I like to review all the films, review my notes about the patient and family.

Most of Dr. Q's surgeries involve removing brain tumors, and in the morning, as he studies the images, he's mapping out

the challenges ahead. It's like when a boxer walks into the ring. It's when the lights are above

them. But the real training, the real fight happened in a dark room, in a dark gym day after day for many, many days before the surgery

months. In my case, it's many years of preparation. But that morning, when I'm looking at the

films, I am cementing all those years of training into one specific moment where I know exactly

what I need to do. And I have an idea about the potential

dangers and how to dance around those potential dangers.

I'm Dan Heath and this is what it's like to be.

In every episode, we walk in the shoes of someone from a different profession,

...