Professor Yaşar Demirel is currently a member of the faculty at the Department of Chemical and Biomolecular Engineering at the University of Nebraska Lincoln. He received his Ph.D. from the University of Birmingham, UK in 1981. Over the past 30 years he has focused on energy science and thermodynamics, process design and optimization, techno economic analysis, sustainability analysis, and exergy analysis. He undertook research at the University of Delaware between 1999 and 2001 and worked at Virginia Tech as a visiting Professor between 2002 and 2006, before joining the University of Nebraska Lincoln in 2006.