January 28th, 2011

Twenty-five years ago today, the Challenger exploded. I was a couple of months on the job at MIT’s Draper Laboratories working on missile navigation systems. Many of the guys there had played central roles in designing NASA and military missiles.

My seasoned colleagues were familiar with the challenges of solid rocket boosters. As word spread down the hallway that Challenger had exploded, knowledgeable engineers pretty much understood what happened. The Navy people would’t do rocket launches in the cold weather. Then again they didn’t have politicians and the press breathing down their neck about embarrassing launch delays. I’ve lost touch with these engineers, to my detriment and regret.

The shuttle program, the entire manned space program, has been disastrous from both economic and scientific perspectives for the last generation. Diane Vaughan’s The Challenger Launch Decision tells this story well. The deaths that day could have been prevented. Along with the Institute of Medicine’s HIV and the Blood Supply: An Analysis of Crisis Decisionmaking, Vaughan’s book provides one of the best organizational autopsies of a policy disaster. Given the number of disasters we keep generating, more such work is sadly needed.

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One Response to “Challenger explosion, twenty-five years ago”

  1. Cranky Observer says:

    > Diane Vaughan’s The Challenger Launch Decision tells
    > this story well. The deaths that day could have been prevented.

    I agree that _The Challenger Launch Decision_ is an excellent book with many deep lessons in management, technology management, politics, and politically-motivated management/decision making. It should be a primary text in every engineering and MBA curriculum in the land.

    I agree that there is a serious argument on the question of whether or not the US manned space program is a worthwhile, positive cost/benefit, or even useful endeavor. I suspect I disagree with your view, but I do agree that this is a question that needs to be seriously discussed.

    And I am in no personal hurry to die, even as I work primarily at heavy industrial sites that would have been death machines in Andrew Carnegie’s day.

    That said, I have to strongly disagree that the measure of accomplishment of our society should be “zero deaths”. That’s where we have been heading since about 1980, and IMHO there have been serious unanticipated side effects from such a policy shift. And in terms of the history of change, particularly technical change, it is unlikely that much of what we depend on today could have been developed if the measure of success was “zero deaths amongst the early adapters”. Just to take one obvious example, 10s if not 100s of thousands of people died during the early years of airplane and aviation development. And it is unlikely that aviation would have progressed as fast as it did if those people had not been willing to take the level of risks that they did (as well as the ones who survived; Orville Wright vs. Lt. Selfridge). And it is always possible that some serendipitous laboratory discovery would have revealed the fatigue properties of thin-shelled pressure vessels in time to prevent the 3 Comet crashes that revealed that problem to airplane designers at the cost of 600 lives, but on the other hand the history of bridge building and steam boiler design indicates that the progress might well not have come without the driving force of the disaster. So I think we need to be careful of what we wish for here.

    Cranky

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