Think-aloud protocol
For this inquiry technique, participants are asked to speak whatever words come into mind as they complete their tasks. They should put minimal effort into verbalizing their thoughts.
Uses
- Helps identify the participant's locus of attention
- Indicates when the participant is frustrated
Challenges
- Requires practice
- Distracting, especially when participants put too much effort into verbalizing thoughts
Issues for discussion
- Solutions to challenges
- When think-aloud protocol should be used
Here is an example script that includes a think-aloud protocol.