Choice can support motivation, with effects depending on what is chosen and under which conditions.
Well supportedSeveral studies or meta-analyses point the same way.
Example
Editorial example: choose a video explanation or written steps for the same task.
Why it works
Patall and colleagues synthesize studies of children and adults on choice and motivation. Providing autonomy is different from adding decision burden.
On the web
Offer a few consequential, changeable modes and retain a direct default path without requiring a choice.
When it backfires
Do not turn an average meta-analytic result into an optimal option count or conversion forecast. Avoid illusory choice and unwanted profiling.
Sources
Synthesizes 41 choice studies, examining motivational effects and moderators.
Patall, E. A., Cooper, H., & Robinson, J. C. (2008). The effects of choice on intrinsic motivation and related outcomes. Psychological Bulletin, 134, 270–300. Open source