Dan Summers was (until January 1, 2021) the Tray Technology Manager for Sulzer Chemtech. He was a 1977 graduate in Chemical Engineering from the SUNY at Buffalo. He has also worked for Union Carbide, UOP, Stone & Webster (now Technip Energies), and Nutter Engineering. His entire career has been focused on Distillation. He is the author of over 70 papers and is a listed inventor on three US patents. At present, Dan is a consultant for (Fractionation Research Inc.) FRI’s Design Practices Committee & was the Chair of that committee for 12 years. He is currently a Director and the Awards Co-Chair of AIChE’s Separations Division. He is a registered professional engineer in New York and Oklahoma and is a Fellow of AIChE. He is also a recipient of AIChE’s Gerhold Award for outstanding work in Chemical Separations Technology.