G. Pat Macha has authored five books on aircraft accidents in California, and is a well-received speaker on aviation safety and accident histories. A history teacher for thirty-five years, Pat has been documenting crash sites throughout California in remote locations for fifty-one years, and he has hiked to or flown over more than 150 crash sites in Los Angeles County. Since 1996, along with the Project Remembrance Team, he has assisted next of kin in visiting crash sites.