Harrison Gardner is a builder, teacher and co-founder of Common Knowledge, the non-profit social enterprise focused on sharing skills for a sustainable life.

Harrison has 15 years experience designing and managing the construction of conventional, sustainable and alternative buildings worldwide. His current focus is on facilitating the creation of community spaces whilst teaching the core construction principles and techniques needed to build more efficient, affordable and sustainable structures. He has just released a new book entitled BUILD YOUR OWN, instructing owner-builders on the fundamentals of construction, and is the host of Build Your Own Home, a four-part RTE television series which follows the trials and tribulations of homeowners from across Ireland, as they take on the challenge of building their own home.