The author has been teaching undergraduate and graduate level thermodynamics courses for over 40 years. Since 1980 he has been a faculty member at the Middle East Technical University (METU), Ankara, Turkey. He has also taught at the Turkish Military Academy and the University of Akron, Ohio. Professor Tosun received his BS and MS degrees from METU, and a PhD degree from the University of Akron, all in chemical engineering. His research interests include mathematical modeling and transport phenomena.

Professor Tosun is the author of the following books:
• Modeling in Transport Phenomena – A Conceptual Approach, 2nd ed., Elsevier, 2007.
• Fundamental Mass Transfer Concepts in Engineering Applications, CRC Press, 2019.
• Thermodynamics – Principles and Applications, 2nd ed., World Scientific, 2020.