How to handle committee pushback

Pushback is the format, not a sign you are failing

A quiet defense is not always a good defense. Many examiners show respect by pressing. The skill is to hear the specific claim they are pressing and answer that claim, rather than defending your effort, your timeline, or your advisor's preferences.

Repeat the question in a shorter form before you answer. 'You are asking whether the comparison group can support that sentence.' If you have the question wrong, they will correct you, and you will not spend two minutes on a different problem.

Three honest moves

Concede the over-claim. If the chapter says the study proves a general mechanism and the design shows a difference in one site, say so and restate the sentence you can defend. Committees often stop pushing once the sentence fits the evidence.

Distinguish disagreement from confusion. 'I think we mean different things by access' is a legitimate response when the fight is definitional. Define your term, say what you are not claiming, and answer again. Do not retreat into 'it depends' with no depends-on.

Admit a real gap once, and say what it does and does not touch. 'I do not have a measure of household income. The heat difference still stands. The equity claim in the conclusion does not, and I should narrow it.' One clean admission is stronger than a chain of hedges.

What not to do with a model in the room

Do not read a generated paragraph. Examiners can hear prose you did not write, and a follow-up question will expose it immediately. A mock defense is useful because it shows you the shape of a stronger spoken answer. You still have to be able to give the answer without the screen.

If you freeze, ask to return to the question after the next one, and actually return. Leaving a question on the table is more damaging than a short, partial answer. Partial and precise beats complete and vague.