Leah Gunn Barrett is a dual US-UK citizen. She worked for several years in the US Data Resources (DRI), and in London for The Economist Group and Tetra Pak UK. In the US, she led gun control organisations in the states of Maryland and New York after her older brother, Greg, was murdered in 1997. She holds a degree in economics from Carleton College, a Master’s in International Affairs and Russian from Columbia University and a Master’s in Teaching from Johns Hopkins University. Leah lives in Edinburgh.