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Exaggerated effects in ecology

A study of over 18,000 effect sizes from more than 350 published studies in ecology finds clear evidence of selective reporting and exaggeration of effect sizes.

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Fig. 1: How low power and disproportionate publishing of ‘significant’ effects leads to exaggerated effects in the literature.


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Correspondence to Timothy H. Parker or Yefeng Yang.

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T.H.P. is a co-founder and an elected member of the board of directors of SORTEE. Y.Y. declares no competing interests.

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Parker, T.H., Yang, Y. Exaggerated effects in ecology. Nat Ecol Evol 7, 1356–1357 (2023).

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