Gary Warren was born and raised in Clearfield, Utah. He and his wife eventually settled in Brigham City, Utah. They have four children, fifteen grandchildren, and three great-grandchildren. Gary has been a member of the Cache Rock and Gem Club, located in Logan, Utah, for ten years, eight of which he served as president. He now serves in the presidency of the Northwest Federation. He enjoys sharing his love of rockhounding with children through school lectures and after-school group demonstrations and activities. He also teaches a community rockhounding class through Utah State University, Brigham City campus. As he is now retired, Gary has more time to pursue his passions, traveling and rockhounding throughout Utah.

William A. Kappele has been rockhounding across the West for more than forty years. His other books include Rockhounding Nevada and Rockhounding Colorado .