Stefano Musacchi is a Professor and Endowed chair of Tree Fruit Physiology and Management at the Department of Horticulture at Washington State University, USA. He received his MS degree in Horticulture in 1990 and his PhD degree in Pomology in 1996 from the University of Bologna, Italy. From 2000 to 2013 he was an Assistant Professor at the University of Bologna where he led the pear breeding program and patented four new pear cultivars. He joined Washington State University in 2013 as an Associate Professor and was promoted to full Professor in 2018. His research program is aimed at developing advanced orchard management practices to improve yield, fruit quality and profitability of apple, pear and cherry. His areas of specialization are orchard planting systems, rootstocks, pruning and training, pollination, precision crop load management, netting and light interception. He has published 170 scientific publications (79 peer-reviewed in English), given 172 presentations at scientific conferences (89 international and 83 in the USA), and has disseminated his expertise in fruit production in 26 countries.