Michael Mainelli has enjoyed a truly global upbringing, studying at 18 institutions including Harvard, Trinity College Dublin and LSE. His global outlook was reflected in one of his early achievements when he produced the first complete digital map of the world in 1983. He is an Emeritus Professor of Gresham College and founder and Chairman of the City based think-tank Z/Yen. He was elected as Alderman for the Ward of Broad Street in 2013 and Aldermanic Sheriff in 2019. He is a Liveryman of several Livery Companies and was Master of the World Traders' Company in 2017.