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25 Challenge Assumptions

Robert Sternberg

An assumption is the “taking of anything for granted as the basis for argument or action” (Oxford English Dictionary, n.d.).

What You’ll Learn:

  • How to challenge the assumptions in a writer’s claim
  • Some strategies for challenging our own assumptions

 

Does the following conversation between acquaintances look familiar to you?

Acquaintance 1: You would love this movie. I just know it.

Acquaintance 2: Ok, thanks. I’ll check it out.

Two hours later…

Acquaintance 2 (thinking): What a waste of time. I’ll never get those two hours back.

This could’ve been avoided if Acquaintance 1 had not taken for granted Acquaintance 2’s taste in movies; in other words, if they’d challenged their own assumption first. Doing so might’ve saved Acquaintance 2—not a science fiction fan—the two hours she spent watching Flaming Globes of Sigmund.

Try not to let this happen to you! If you’ve taken anything for granted en route to an argument, action, or claim,

  • stop;
  • retrace your steps; and
  • challenge your underlying assumption.

definition

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