A wildlife ecologist for the Presidio, said it's as much about preparing for the future as it is about correcting mistakes made in the past.

He was playing with his own dog in a park when a male pit bull arrived without an owner and made what was clearly a plea for attention.

Founder John D’Eri's original vision has been shared by thousands—both on the spectrum and off of it; in the driver's seat, and out of it.