Did Youtubers replicate the generation effect? At first, it might not seem like it, but let's take a closer look.

0:00 This video is a followup video
0:39 Was there an effect?
3:12 An attempt to visualize the effect
4:36 Sources of variation
5:13 Encoding strategies and nonnative speakers
7:30 Why what I just did wasn't really legit
8:14 Variation among experimental designs
10:16 A common source of error
12:12 Oh no, it's an ad...

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REFERENCES

The first one is the metaanalysis that I took screenshots of for the video. The second one is more recent and delves deeper into the theories that explain the effect.

Bertsch, S., Pesta, B. J., Wiscott, R., & McDaniel, M. A. (2007). The generation effect: A metaanalytic review. Memory & Cognition, 35(2), 201–210. https://doi.org/10.3758/BF03193441

McCurdy, M. P., Viechtbauer, W., Sklenar, A. M., Frankenstein, A. N., & Leshikar, E. D. (2020). Theories of the generation effect and the impact of generation constraint: A metaanalytic review. Psychonomic Bulletin & Review, 27(6), 1139–1165. https://doi.org/10.3758/s1342302001...