On the night of 27 January 1986 a group of engineers said no to a launch. Within hours the recommendation had changed. A case about what it takes to keep a position in a room that wants a yes.
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Ten items. Say your answer out loud before you reveal it.
Read the sentence, guess the meaning of the word in bold, then reveal.
Three terms: back down · push back · stand your ground. Say the right one, then reveal.
One missing word fits every phrase in the group. Say it, then reveal.
Read each part. After it, answer the quick check from memory, then discuss one question.
On the evening of 27 January 1986, NASA planned to launch the space shuttle Challenger the next morning. The forecast was for an unusually cold night at the launch site in Florida, with temperatures falling well below freezing. The boosters that helped lift the shuttle were built by a company called Morton Thiokol, in Utah.
Some of Thiokol's engineers were worried. Rubber O-rings sealed the joints of the boosters, and on earlier flights the rings had been damaged — more often when the weather was colder. They feared that in the cold the rubber would stiffen and fail to seal. Among them were Roger Boisjoly and Arnie Thompson.
That evening, engineers and managers from Thiokol and NASA held a long telephone conference. The company's first recommendation, presented to NASA, was not to launch at temperatures below 53 degrees Fahrenheit, about 12 degrees Celsius — the temperature of the coldest launch the shuttle had made so far.
1. What was the forecast, and why did it matter?
2. What were the engineers afraid of?
3. What did Thiokol recommend at first?
1. A very cold night, well below freezing. Cold might stiffen the rubber O-rings that sealed the booster joints.
2. That the rubber would stiffen and fail to seal the joints in the cold, as had been seen in damage on earlier flights.
3. Not to launch below 53°F (about 12°C) — the coldest temperature at which the shuttle had launched so far.
Go further Words that carry exact numbers: Calibrated Certainty.
NASA's managers did not welcome the recommendation. One of them is recorded as saying he was appalled at the reasoning. Another, Lawrence Mulloy, is quoted by several accounts as asking Thiokol: "When do you want me to launch — next April?" He later said he did not believe he was putting pressure on anyone that night.
The engineers' case had a weakness. The data showed damage and cold weather together on some flights, but not all, and the charts they presented did not make the pattern easy to see. Later analysts, including the statistician Edward Tufte, argued that a clearer chart of the whole record would have made the argument much stronger.
Thiokol's managers asked for a few minutes offline. The break, called a caucus, was meant to last five minutes. It took about half an hour.
1. How did NASA's managers react to the first recommendation?
2. What was the weakness in the engineers' case?
3. What did Thiokol ask for, and how long did it last?
1. With resistance. One said he was appalled; another is recorded asking whether Thiokol wanted to launch "next April".
2. The data was not clear and their charts did not show the whole pattern; the case was easy to challenge.
3. A private caucus offline, planned for five minutes, which lasted about half an hour.
Go further The charts did not show the pattern: Presenting Data & Statistics · The Numbers Game. Pressure from above: Saying No to Your Boss.
In the caucus, according to later testimony, a senior Thiokol executive told the company's vice-president for engineering to "take off your engineering hat and put on your management hat". The managers then voted among themselves. When the call resumed, Thiokol reversed its position and recommended that the launch go ahead. NASA accepted.
The next morning, 28 January, Challenger lifted off in very cold weather. Seventy-three seconds later it broke apart and all seven crew members were killed. The presidential commission that investigated found that the joint seal had failed and criticised the decision-making that led to the launch.
People still read the evening in two ways. In one reading, sound engineering advice was overruled by pressure from above and from the customer. In the other, the engineers did not have the clear, convincing data that would have held the room — and silence from those who still had doubts mattered too. Both readings have evidence. The question for anyone who has ever held an unpopular view is what would have made the position hold.
1. What did the executive tell the vice-president for engineering?
2. What happened after the call resumed?
3. What are the two ways people read the evening?
1. To take off his engineering hat and put on his management hat.
2. Thiokol reversed its position and recommended launching; NASA accepted. Challenger launched next morning and broke apart after 73 seconds, killing all seven crew.
3. Either that engineering advice was overruled by pressure — or that the engineers' data was not clear enough to hold the room. Both have evidence behind them.
Go further Rooms where people did or did not say the uncomfortable thing: The First Person to Say Red · Crowds and Madness · The Cuban Missile Crisis.
Pushback tests two things at once: your position and your temperature. People tend to fail in one of two ways — they give way too fast, or they get sharp. The tool has four moves that keep you in the top-right corner of the grid: check the challenge, hold the position, bridge back to your point, and own the gap when you do not know.
Go further Saying “I don't have that to hand” without losing authority: The Presentation · Handling Questions and Buying Time · Handling Difficult Questions.
Someone has just pushed back on your recommendation. Is each reply too soft, firm and calm, or too sharp? Choose, then check.
1. Firm and calm — it acknowledges the challenge, restates the position and gives one reason.
2. Too soft — it gives the position away before any argument has been made.
3. Too sharp — it attacks the person instead of answering the question.
4. Too sharp — it sounds like acceptance but it is an accusation; the tone is cold and the position is lost.
5. Firm and calm — it respects the challenge and answers it with substance.
6. Too soft — apologising for having a view closes the discussion.
7. Firm and calm — it admits the gap without losing authority, and it commits to a date.
You may be wrong. Holding a position is not the same as refusing to listen. The aim is to change your mind for a good argument, not for a loud one: I'd change my view if I saw… Stating the other view at its strongest first: The Rhetoric of Persuasion.
Weak evidence. Calm tone cannot rescue a thin case. In the story above, a clearer chart might have done more than a firmer voice. Presenting Data & Statistics · The Numbers Game · Calibrated Certainty.
Real danger. When safety, law or ethics are at stake, "firm and calm" may not be enough. You may need to put the concern in writing and take it higher. A case where a concern was ignored for years: Wirecard.
Go further Fielding the hard question live, and disagreeing without rupture: Reading the Room.
To hold a position calmly you acknowledge the other view in one clause and keep your own in the next. The grammar of concession does exactly that — and each connector needs a different kind of structure after it.
Go further Contrast words, step by step: Although / Despite / However · Despite the Rain · Concession · Seeing Both Sides.
Use each word from the box once: although · despite · however · unless.
1. the concern is a fair one, my recommendation has not changed.
2. the pressure from above, she kept her original view.
3. The forecast is cold. , no one has shown me data that proves the risk.
4. I won't change the plan you can show me new figures.
1. Although — followed by a full clause
2. Despite — followed by a noun phrase
3. However — begins a new sentence, with a comma
4. unless — means "if you can't"
Use each word from the box once: understand · check · hand · confirm.
1. If I correctly, you're asking whether we can finish by Friday.
2. Let me that I've understood the question before I answer.
3. I don't have that figure to , but I know where to find it.
4. I'll the number by Thursday and send it to you.
1. understand
2. check
3. hand
4. confirm
Now concede one point and hold one: tell me something you accept about a view you disagree with, and then what you still believe.
Go further Conceding at full strength: The Rhetoric of Persuasion.
Check, hold, bridge, own the gap. Choose a task, start the timer, and talk.
Choose one: Argue for or against a four-day working week. Recommend whether a project should go ahead or be cancelled. Explain why a deadline should be moved. Speak for thirty seconds. Then the listener pushes back — That sounds expensive. Why is it worth it? — and you check, hold and stop. Then once more: We tried something similar before and it failed.
Go further Pushing back on a deadline: Pushing Back on an Unrealistic Deadline. On price and terms: Negotiating · Negotiating a Price Increase Down.
The listener asks you a question you cannot answer — a specific figure, a date, a name. Respond in three sentences: what you do not know, what you do know, and when you will confirm it.
Go further The Presentation is a role play on exactly this.
Imagine you must brief a committee on the night before Challenger launched. In ninety seconds: what was recommended, what happened to it, and what could have helped it hold. Then answer this challenge: So it was the engineers' fault?
Go further Words for what the evidence could and could not show: Calibrated Certainty.
One page of challenges for using the Calm Hold again and again. Your partner reads a challenge aloud. You check it, hold your position with one reason, bridge back to what matters, or own the gap if you do not know. Keep your voice warm and your position steady.
Someone says your idea is too expensive.
Go further Negotiating a Price Increase Down · Negotiating · Handling Pushback on Fees.
The challenge is to your facts.
Go further Calibrated Certainty · The Numbers Game.
Respect, and a steady position.
Go further Saying No to Your Boss · Pushing Back on an Unrealistic Deadline.
The pressure is personal, so the voice matters.
Go further When “Yes” Doesn’t Mean Yes · Workplace Conflict Resolution.
Low stakes, a good place to build the habit.
Own the gap, and give a date.
Go further The Presentation · Handling Questions and Buying Time.
Six examples. Try answering the challenge first, then open the answer to see how the moves fit together.
Check: If I understand correctly, you are asking why the price is higher than you expected.
Hold: I hear that, and my recommendation stays the same, because the price includes support after the launch.
Bridge: What matters most is that you do not have a second bill in month three.
Check: You are asking where the figures come from, and whether they can be trusted?
Hold: They come from our own records for the last twelve months, and I am confident in them.
Own the gap: The one I cannot confirm is the regional split. I will check that and send it to you by Thursday.
Check: I hear that it feels that way to you.
Hold: I am calm. What I am saying is that the date is not realistic, and here is why.
Bridge: What I want is a plan we can all keep to.
Check: If I understand correctly, you want it done by the end of the week, in the original format.
Hold: I can do that, and I want to be clear that I think the second format is safer, because the client will see the figures sooner.
Bridge: What matters most is that you are comfortable when it goes out. Which would you like?
Own the gap: I am not a lawyer, and I do not want to guess.
Bridge: What I can tell you is what the contract says about the timing.
Own the gap: I will ask our legal team and come back to you by Friday.
Check: I know, and thank you.
Hold: I am fine with this one, because I have an early start.
Bridge: Let us decide where we are eating.