1 100 (Secondary) teachers X (times) one Wednesday afternoon = Â£525 per weekly CPD. 2  For 38 weeks of the academic year, this would cost Â£52,500 per secondary school. 3  About the equivalent of a very large and healthy, annual school CPD budget.
Main article: The World's Billionaires 2015. Bill Gates was named the richest man in the world by Forbes Magazine's annual list of the world's billionaires. This was the 16th time that the founder of Microsoft claimed the top spot. Carlos Slim came in second for the second consecutive time.
According to the Forbes list, the five wealthiest people in the world are Bill Gates (net worth $76 billion), Carlos Slim Helu (net worth $72 billion), Amancio Ortega (net worth $64 billion), Warren Buffett (net worth $58.2 billion), and Larry Ellison (net worth $48 billion).