Bruce W. Hayward is a retired geologist and marine ecologist based in Auckland. He is a former member of the New Zealand Conservation Authority, former president of the Geological Society of NZ and Honorary Life Member of the NZ Marine Sciences Society and the Geoscience Society of NZ. He is the founder and convenor of the NZ Geopreservation Inventory which documents and seeks greater protection for NZ’s geoheritage features like those highlighted in this book (naturemaps.nz/maps/#/context/Geopreservation-Context/). His wide interests in natural and human history have resulted in twenty-two previous books on topics as diverse as archaeology, the kauri timber and gum industries, New Zealand fossils, volcanoes, building stones and geoconservation, and the popular Out of the Ocean, into the Fire on the geology of northern New Zealand. He is author of AUP titles Volcanoes of Auckland: A Field Guide (2019) and Volcanoes of Auckland: The Essential Guide (2011).