We are proud to announce the 20th International Nondestructive Testing and Evaluation of Wood Symposium, which will be held in Madison, Wisconsin, USA, September 12–15, 2017. This symposium will be hosted by the USDA Forest Service Forest Products Laboratory (FPL) and is co-sponsored by the Forest Products Society (FPS) and the International Union of Forestry Research Organizations (IUFRO). This Symposium is a forum for those involved in nondestructive testing and evaluation of wood, wood-based products, and structures.