Mr. Todd G. Buchholz is a former White House director of economic policy, serving under President George H.W. Bush from 1989 to 1992. Following his work at the White House, Mr. Buchholz served as a managing director of the $15 billion Tiger Management hedge fund. Mr. Buchholz won the Allyn Young Teaching Prize at Harvard and holds advanced degrees in economics and law from Cambridge and Harvard. He is the inventor of the “Math Arrow,” a mathematical matrix that makes numbers more intuitive to children. Martin Cooper, widely recognized as the inventor of the cellular phone, has called the Math Arrow “ingenious.” He is the author of the best-selling New Ideas from Dead Economists (1989) and The Price of Prosperity: How Rich Nations Fail and How to Renew Them (2016), among other books.