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  Allan McDonald, Thiokol director (1937-2021)

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Author Topic:   Allan McDonald, Thiokol director (1937-2021)
Robert Pearlman
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posted 03-07-2021 06:05 PM     Click Here to See the Profile for Robert Pearlman   Click Here to Email Robert Pearlman     Edit/Delete Message   Reply w/Quote
Allan McDonald, who was the director of the Space Shuttle Solid Rocket Motor Project at Thiokol at the time of the STS-51L launch and led the SRM redesign in the wake of the tragedy, died on Saturday (March 6, 2021). He was 83.

From NPR:

His job was to sign and submit an official form. Sign the form, he believed, and he'd risk the lives of the seven astronauts set to board the spacecraft the next morning. Refuse to sign, and he'd risk his job, his career, and the good life he'd built for his wife and four children.

"And I made the smartest decision I ever made in my lifetime," McDonald told me. "I refused to sign it. I just thought we were taking risks we shouldn't be taking."

McDonald persistently cited three reasons for a delay: freezing overnight temperatures that could compromise the booster rocket joints; ice forming on the launch pad and spacecraft that could damage the orbiter heat tiles at launch; and forecast rough seas at the booster rocket recovery site.

He also told NASA officials, "If anything happens to this launch, I wouldn't want to be the person that has to stand in front of a board of inquiry to explain why we launched..."

Now, 35 years after Challenger, McDonald's family reports that he died Saturday in Ogden, Utah, after suffering a fall and brain damage.

In 2009, McDonald and historian James Hansen wrote "Truth, Lies, and O-Rings: Inside the Space Shuttle Challenger Disaster."

ManInSpace
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posted 03-07-2021 06:30 PM     Click Here to See the Profile for ManInSpace     Edit/Delete Message   Reply w/Quote
R.I.P and may we never forget the courage and integrity you displayed.

randy
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AstroCasey
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SpaceAholic
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Panther494
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CJ
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David Carey
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oly
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Delta7
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Jurg Bolli
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Lasv3
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hlbjr
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Kevin T. Randall
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skyguard23
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GACspaceguy
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LM1
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posted 03-08-2021 07:21 AM     Click Here to See the Profile for LM1   Click Here to Email LM1     Edit/Delete Message   Reply w/Quote
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dom
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posted 03-08-2021 08:51 AM     Click Here to See the Profile for dom   Click Here to Email dom     Edit/Delete Message   Reply w/Quote
A courageous “corporate whistleblower” who ensured the truth came out during the Challenger investigation. RIP

MCroft04
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posted 03-08-2021 09:38 AM     Click Here to See the Profile for MCroft04   Click Here to Email MCroft04     Edit/Delete Message   Reply w/Quote
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Kite
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posted 03-08-2021 10:28 AM     Click Here to See the Profile for Kite     Edit/Delete Message   Reply w/Quote
What a wonderfully clear and precise explanation given by Mr McDonald. A man of integrity. RIP

David C
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posted 03-08-2021 10:33 AM     Click Here to See the Profile for David C     Edit/Delete Message   Reply w/Quote
He was a good man. RIP.

Fra Mauro
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gareth89
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Michael Davis
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mode1charlie
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nasamad
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star51L
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ejectr
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posted 03-08-2021 05:00 PM     Click Here to See the Profile for ejectr   Click Here to Email ejectr     Edit/Delete Message   Reply w/Quote
Takes a hell of a man to remain unphased with your decision, when you know you're right and everyone else has go fever...

dss65
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DG27
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SpaceCadet1983
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fredtrav
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c670cj
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posted 03-09-2021 09:33 AM     Click Here to See the Profile for c670cj   Click Here to Email c670cj     Edit/Delete Message   Reply w/Quote
I remember as a kid in El Lago that a friend of ours, Ed Wittry, worked at JSC and was an Environmental Systems Engineer for the Apollo Command Module. In 1966, he kept jumping up and down, claiming that a pressurized pure oxygen environment on the pad was a bomb waiting to go off, all to no avail. In frustration, he wrote a memo outlining his concerns to the team's director (over his bosses head and cc'd up the chain). He was immediately demoted and reassigned. Then in January 1967...well, you know the rest of the story.

Always distresses me when I hear all the NASA higher-ups in Apollo 1 documentaries claiming 'no one thought about the danger'... These types of programs where human life is at risk need more men of conviction like Mr. Wittry and Mr. McDonald.

cspg
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RobertB
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Headshot
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