RDF trustee Leo Cremonezi is a statistical journalist and editor at the Financial Times. Previously, he was a senior statistical scientist at Ipsos, responsible for advanced analytics for media projects. He also writes business book reviews. 

Leo has been a CStat member of the Royal Statistical Society since 2015. He is the author of "A Cool Guide to Statistics and Data Science", an interactive handbook about stats and data science for kids of all ages. 

In September 2019 Leo produced a detailed statistical report for The Roger Diamond Foundation on knife and gang crime.