At Embry-Riddle, we had a instructor named Bill Waldock. Bill Waldock is a world reknown investigator and always talked about, and I paraphrase, "Beware of arriving at the crash site and saying 'ah ha' because it's never that simple"
This is an important thing to remember:
This is an important thing to remember:
"If you look back thoroughly enough in the investigation process, any accident involves a chain of events," said Bill Waldock, a veteran air-crash investigator and associate administrator for the Center for Aerospace Safety and Education at Embry-Riddle Aeronautical University in Prescott, Ariz.
"There is no such thing as a single-cause accident or a single-event accident," he said. "Rather, it's what we call a hierarchy of human error -- all the places in the system where people make mistakes. It can start way back in the design phase of an airplane."