Broadcast live to the web from a phone call

I just listened to an interesting pod cast called the Global Prosperity one(?) cast. And in this episode the host was interviewing a fellow who work for, well he work doing some research in Kenya regarding the espectiveness(?) of private school education versus public school education in Kenya. This gentleman had ___ involved with two papers on the topic. They involved randomized controlled studies and that the evidence was was very clear is that the private schools in Kenya were able to perform significantly better than the public school. The public school showed no no improvement whatsoever and no one asked the questions