I’ve always had very fair skin and light-colored eyes. Over the years, I’ve had plenty of sun exposure, too — first as a geophysicist working outdoors and later as a swim mom spending hours on the pool deck. I knew I was at higher risk for…

I’ve always had very fair skin and light-colored eyes. Over the years, I’ve had plenty of sun exposure, too — first as a geophysicist working outdoors and later as a swim mom spending hours on the pool deck. I knew I was at higher risk for…