ViSalus Sciences CEO Ryan Blair is an ex-gang member who spent time in jail before finding his feet in the business world -- and he says the experience has made him a better boss. Among the lessons he learned: Don't let people take small liberties with you, or they'll decide you're a pushover. "The same thing goes on in business. ... You have to stand up for yourself and your principles," he says.
The CEO who started in a gang