Elsevier is a mixed bag. They bought up thousands of journals with not that much centralized oversight. They have a long history in publishing but as a subsidia

Elsevier is a mixed bag. They bought up thousands of journals with not that much centralized oversight. They have a long history in publishing but as a subsidiary of an increasingly broad conglomerate (RELX) they sometimes show more interest in exploiting their reputation than maintaining it. That leads to things like this: https://en.wikipedia.org/wiki/Elsevier#Fake_journals https://en.wikipedia.org/wiki/Elsevier#Fake_journals Disclosure: I formerly worked for MDPI, a rival.