PhD and MA in Physics (Princeton University), Sc (Hons) Mathematics and Physics from the (University of Western Australia).
Mr Clarke is Vice President of ArcelorMittal Holdings, and serves as Head of Strategy and Chief Technology Officer of ArcelorMittal. He holds a PhD and MA in physics from Princeton University where he was a Fulbright Fellow and a Hackett Scholar, and he also has a BSc (Hons) in Mathematics and Physics from the University of Western Australia.