Vladimir Strezov is an associate professor and environmental science program director at the Faculty of Science, Macquarie University, Australia. He earned his PhD in chemical engineering at the University of Newcastle, Australia, where he jointly worked with the pyrometallurgy research team of BHP Research Laboratories. Dr. Strezov’s current research projects are concerned with the improvement of energy efficiency and the reduction of emissions in minerals processing, electricity generation and production of biofuels. He has established close links with several primary industries leading to successful joint projects in the field of energy and sustainability. He currently manages a laboratory for thermal and environmental processing funded in collaboration with the Rio Tinto Group. Tim J. Evans is an adjunct professor at the Faculty of Science, Macquarie University and principal engineer at Rio Tinto. He has a long association with Australian primary industries such as BHP Billiton, HIsmelt and Rio Tinto. He holds a PhD in chemical engineering from the University of Newcastle. Dr. Evans’ expertise is in energy transformation and mineral processing, specifically high-temperature industrial processing.