Kaoru Yamaguchi has Ph.D. in Economics, University of California, Berkeley, 1985. He is currently the director at the Japan Futures Research Center and former professor at the Graduate School of Social Sciences University of Ankara, Turkey (2018-2022). He previously held academic posts at California State University, Hayward, University of San Francisco, University of Hawaii, Manoa, then in Japan at Osaka Sangyo University and Doshisha University (Business School) in Kyoto. He was a visiting scholar at Sloan School of Management, MIT (1998, 1999), Hawaii Futures Research Center, University of Hawaii (2001), Haas School of Business, University of California, Berkeley (2003), and Victoria Management School, Victoria University of Wellington, New Zealand (2009). He was invited to present MuRatopia Economy in China (1988), Russia (1998), etc., and to the System Dynamics Macroeconomic Workshop in Ankara (2015), then to join the Turkish TUBITAK project of developing Turkish macroeconomic model (2017-2019).

Yokei Yamaguchi has M.Phil, M.Sci. in Erasmus Mundus Joint Masters in System Dynamics, 2017 (University of Bergen, Norway, University of Palermo, Italy, and Radboud University, the Netherlands). He has previously served as a director of the Institute of Money and Economic Systems at Soramitsu, a fintech company specialized in blockchain-based solutions and decentralized applications. He has also publications in a peer-reviewed journal and academic books. As a researcher at Japan Futures Research Center, he is currently leading the development of Accounting System Dynamics (ASD) macroeconomic models and Electronic Public Money (EPM) system proposed in this book.