Paul Wilmott
PAUL WILMOTT is a researcher, best-selling author, and consultant in most things quantitative, and has been a fund manager and academic. He is author of numerous books, including Paul Wilmott on Quantitative Finance and Frequently Asked Questions in Quantitative Finance.
DAVID ORRELL is an applied mathematician, best-selling author and founder of Systems Forecasting, a scientific consultancy. He is the author of many books, including The Future of Everything and Economyths.