Bernard Lietaer has been active in the domain of money systems for a period of 25 years in an unusual variety of functions. While at the Central Bank in Belgium he co-designed and implemented the convergence mechanism (ECU) to the single European currency system. During that period, he also served as President of Belgium’s Electronic Payment System. His consultant experience in monetary aspects on four continents ranges from multinational corporations to developing countries. He was General Manager, Co-Founder and Chief Currency Trader for the Gaia Hedge Funds, one of the world’s largest off-shore trading funds. Its flagship fund Gaia Hedge II was rated as the world’s “top performing managed currency fund” and “the top performing off-shore fund” by Micropal Inc. in their survey of 1,800 off-shore funds during the entire period he managed this fund (1987- April 1991). Business Week identified him as “the world’s top currency trader” in 1990.