“CryptoDad” J. Christopher Giancarlo is a lawyer who was chairman of the CFTC between 2017 and 2019. He is the author of CryptoDad: The Fight for the Future of Money, and his latest book, The New Adventures of CryptoDad: The Quest for Financial Freedom in the 21st Century, will be out in October.Matthew Partridge: How did you became known as “CryptoDad”?J. Christopher Giancarlo: When I first became chairman of the US Commodity Futures Trading Commission (CFTC), I felt that at some stage we would be called upon to make rules for cryptocurrencies, so I worked hard to understand the area,…