For the past seventeen years Hilary has helped people build more than a hundred canoes, kayaks, and rowing craft. He formerly chaired the English Department at the Berkshire School, where he also taught boat building and led outing programs. Currently he directs the Berkshire Boat Building School. He is the author or several articles on boat building and the book Building Skin-on-Frame Double Paddle Canoes. With Yestermorrow students he has perfected the use of willow and red osier dogwood for canoe and kayak ribs.