Kalle Kärhä received his MSc and PhD degrees in Forest Technology and the Wood Industry from the University of Joensuu in 1994 and 1998, and his MSc degree in Business Administration from the Lappeenranta University of Technology in 2001. Since 2021, he has been a Professor of Forest Technology, especially Digitalization of Forest Operations and Logistics at the University of Eastern Finland. Currently, he also holds a Docent professorship in Forest Technology at the University of Helsinki and a Docent professorship in Forest Technology, especially Forest Energy Supply Systems, at the University of Eastern Finland. Previously, he worked in several operational and RDI roles at Stora Enso Wood Supply Finland from 2011 to 2021. The total number of his publications is more than 400, consisting of peer-reviewed scientific articles, non-refereed scientific articles, and books, as well as publications intended for professional communities and the general public. His research interests include driver and operator assistant systems, studies on the utilization of novel sensor technologies in forest machines and timber trucks, and energy efficiency and GHG emissions in the value chain of the forest industry.