Aven is a Senior Research Scientist on the Sustainability Science and Innovation team at Amazon. He worked previously as a Computational Research Scientist at Lawrence Berkeley National Laboratory, conducting research and analysis to support energy policy and technology development for the U.S. Department of Energy.

Aven received his Master's and PhD from the University of Oxford’s Environmental Change Institute. Prior to graduate school, he received a Fulbright Scholarship to teach English in Turkey, served as a Research Fellow for Project Drawdown, and interned at the White House Office of Energy and Climate Change.