Chris Z. Hill, a retired Geologist, graduated from the University of Wyoming, earning a bachelor of arts degree in geology and a masters of business administration from Pepperdine University, California. With interests in geology and a love for outdoor activities, Chris began caving while in Wyoming and is a co-author of Geologic Survey of Wyoming, Bulletin 59, Caves of Wyoming and other articles on speleogenesis and caving. His experience with caves and karst has been nurtured by observations of them across most of the western states, mid-western states and the eastern states. He is a life member and fellow of the National Speleological Society, member of a number of grottos, and a long time member of the Mid-Atlantic Karst Conservancy. Chris loves caving and is a project caver who has contributed to a number of significant cave survey projects including the ongoing Sarah Furnace Cave Survey Project.