Addison joined Little Black Book as a researcher in 2012 after a successful internship with the platform one year prior. More than 11 years later, as Americas editor and head of marketing, he is one of Little Black Book's longest serving employees. He also specialises in the management of Little Black Book's relationships with global network agencies. 

Addison enjoys eating at the same Thai restaurant each weekend, hanging out with his dog, Finn, and watching his beloved Chelsea FC and Hertha BSC.