Fred Hartemann (PhD) is a physicist at Lawrence Livermore National Laboratory. His professional work appears in the premier physics journals. Fred is an avid mountaineer and has been active for 35 years. He has climbed in many European and all North American countries. He is the coauthor of The Mountain Encyclopedia, among other works.Robert Hauptman (PhD) is a retired university professor and the editor of the Journal of Information Ethics. He too climbs regularly and in many different lands. He has managed to stand on the highpoint in 45 states. He is the coauthor of The Mountain Encyclopedia, one of his ca. 700 publications.