Gabriel Francis Paz Goodenough knows the impact of storytelling. He’s spent 30 years working as a camera operator in television and film. But it wasn’t until his chondrosarcoma diagnosis that Gabriel’s outlook on storytelling changed.

“Cancer was this thing that just epically changed my look at life and the world,” he says. “I spent my career working on other people's stuff, and the night before my surgery, I decided I wanted to...