The editors-in-chief are Damià Barceló (Consejo Superior de Investigaciones Científicas), Jay Gan (University of California, Riverside) and Philip Hopke (University of Rochester).

The October 2020 article suggesting that amulets may prevent COVID-19[1] has been met with skepticism[2] even among the listed coauthors.

[4] The editor in-chief, Damià Barceló, was implicated in a €70,000 per year scheme to publish articles under the affiliation of King Saud University, Saudi Arabia.

[5] Such schemes are employed to boost a university's rankings and are considered unethical by academics.

[10] As of October 2024[update], the journal's indexation in the Science Citation Index Expanded is "on hold" and pending re-evaluation, with Web of Science citing the concerns on "the quality of the content published in this journal" as a reason for the suspension.