this study hasn’t only not been peer-reviewed

https://journals.sagepub.com/author-instructions/EVP

1. Open Access

Evolutionary Psychology is an open access, peer-reviewed journal. Each article accepted by peer review is made freely available online immediately upon publication, is published under a Creative Commons license and will be hosted online in perpetuity

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4.1 Peer review policy

Following a preliminary triage to eliminate submissions unsuitable for Evolutionary Psychology all papers are sent out for review.