
He helped turn a 160-square-foot Oregon drive-thru into Black Rock Coffee Bar. Along the way, Jeff Hernandez made room for something a fast coffee business might be tempted to hurry past: the customer.

He arrived in America after a month at sea, built an independent career, and put his own money into a new venture. Sanjay Prasad’s story turns on a question familiar to anyone starting again: what does experience teach you to notice?