John P. Pratt writes a monthly column for Meridian Magazine giving one LDS perspective on current science. He has a Ph.D. in astronomy and specializes in religious chronology and ancient calendars. He has authored several articles in the Ensign and professional journals, on his website at www.johnpratt.com, or in a bound volume which is now available. His lovely wife Ruth has written books on family history. They are the parents of five wonderful children.