Footnotes

• X @JamesEdPsych, @emmabeeden, @ItsAishahF

• Contributors JM analysed the reasons for exclusion of studies in systematic reviews and contributed theoretical material on epistemic injustice. All authors contributed equally to the commentary and recommendations.

• Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

• Competing interests None declared.

• Provenance and peer review Not commissioned; externally peer reviewed.