I'm a biologist. At my core, I'm a naturalist.

I love people who have died trying to save wildlife. When I see that passion, that gives me hope.

Many of the medicines we use today, to fight everything from AIDS to cancer, originate as a toxin in an amphibian skin. When we lose these animals, we lose resources. We lose keystone species in the environments where they live.

We are not far away from the point of no return when it comes to life on earth, and we have some radical choices to make.

I'm a biologist. At my core, I'm a naturalist.

We live in a time where we have more extinction happening on our planet than since the dinosaurs were wiped out 50 million years ago.

Running is my addiction. It's always present. I'm constantly thinking about my next run.