The barbershop can be a safe haven for black men, a place for honest conversation and trust — and, as physician Joseph Ravenell suggests, a good place to bring up tough topics about health. He’s turning the barbershop into a place to talk about medical problems that statistically affect black men more often and more seriously, like high blood pressure. It’s a new approach to problem solving with broad applications. “What is your barbershop?” he asks. “Where is that place for you where people affected by a unique problem can meet a unique solution?”