Stolp also knew a lot of Tuolumne residents smoked but he had no reliable numbers.

FORBES: Second in a series

Stolp knew there was a high incidence of cancer so he pored over numbers collected by the California Health Department.

FORBES: Second in a series

Improving paths, sidewalks and trails can also make it safer for students to walk to school and residents to hike or jog, Stolp said.

FORBES: Second in a series