Jack A. Sobon is an architect and builder specializing in timber framed buildings. Since 1980 he has devoted his life to understanding the craft of traditional timber framing. Using only traditional hand tools, he has framed and erected over 60 structures. As an architect, he consults on historic structures and designs new timber frames. He was a founding director of the Timber Framer’s Guild of North America and founder of the Traditional Timber Frame Research and Advisory Group, an offshoot of the Guild. He has four books to his credit and has taught over fifty all hand tool workshops.