FOUR YEARS AGO I ATTENDED AN INTERNATIONAL poverty forum with former British Prime Minister Tony Blair.  We had been cooperating on an initiative for helping African girls to stay in school and he was a forceful proponent for equal opportunities in that continent for men and women. At one point he was asked what would be the one thing that he could do, if he had it in his power, to get rid of African poverty.  It was a big question, but his answer was bigger: “Invest in the women of every African country.”  The silence following that response was deafening because everyone in that room was seasoned in international development and Blair’s solution was almost breathtaking in its simplicity and scope. It’s easy…