01 · Side by side

Side by side

Comparison sheet
AspectActor-observer biasSelf-serving bias
PredictsSplit by vantage pointSplit by valence
Meta-analytic supportNear zeroSolid
Explains the dataPoorlyWell
Still taughtWidelyWidely
02 · Which one you meant

Which one did you mean?

In shortReaders who land here meaning Actor-Observer Bias rather than Self-serving bias are usually searching for phrases like “my lateness is traffic theirs is carelessness”, “actor observer bias explained”, “is actor observer bias real”.

Actor-Observer Bias

  • “my lateness is traffic theirs is carelessness”
  • “actor observer bias explained”
  • “is actor observer bias real”
  • “double standards in explaining behaviour”

Self-Serving Bias

  • “why do I blame everything but myself when I fail”
  • “self serving bias examples”
  • “taking credit for wins only”
  • “why teams blame the market”
03 · Which came first

Which came first

In shortActor-observer bias. 1971 — Edward Jones and Richard Nisbett propose the hypothesis: actors attribute their behaviour to the situation while observers attribute it to stable dispositions.

  1. 1971

    Actor-Observer Bias. Edward Jones and Richard Nisbett propose the hypothesis: actors attribute their behaviour to the situation while observers attribute it to stable dispositions.

  2. 1975

    Self-Serving Bias. Dale Miller and Michael Ross publish the review that consolidates scattered attribution findings into a named bias, framing the debate over whether it is motivational (ego protection) or purely cognitive.

04 · Read either one

Read either one in full