Brendan Shaw Source: Wikipedia , NASA, public domain   “The commission concluded that there was a serious flaw in the decision-making process leading up to the launch of Flight 51-L.” -            Presidential Commission on the Space Shuttle Challenger Accident, June 1986     Today marks the 40 th  anniversary of the Challenger space shuttle disaster . As well as being a tragic accident of history that deserves acknowledgement, it also provides lessons for leaders and organis