Alfredo Boracchini is a Professional Engineer in Italy and some States of the US and Canada. His professional experience is mainly in steel structures that he has designed and calculated for many applications and in various parts of the world. He is an active member in some international steel associations and the owner of an engineering firm with offices in Europe, Asia, and America. This allowed him to collect, in the field of steel connection design, extensive international experience that he shares in this book with other engineers interested in this topic.