Tony Klein is an Assistant Professor in Finance at Queen's Management School, Queen's University Belfast, UK. He holds a PhD in Finance (2017) and a Master's degree in Mathematics and Finance (2013) from Technische Universität Dresden. He attended San Diego State University in 2010 and The University of Memphis as visiting scholar in 2016.

His research interests include econometric modeling and machine learning within the fields of finance, energy finance, and energy economics; the financialization of commodity markets and connectedness to stock and fixed-income markets; and volatility forecasting with application in financial risk management and portfolio optimization. He is a Senior Editor for Finance Research Letters.