Predatory Journals

Defining the Concept

The term predatory journal was popularized by information scientist Jeffrey Beall in the early 2010s. These outlets collect author processing charges (APCs) — a legitimate feature of open-access publishing — but fail to deliver the core scholarly services those fees are supposed to fund, namely rigorous peer review, copyediting, and long-term archiving. As a result, published articles bypass quality control, allowing flawed or fabricated findings to enter the scientific record. The harm extends beyond individual authors whose reputations may suffer, threatening the overall integrity of scientific knowledge.

How It Works: Core Mechanisms

Predatory journals operate through several overlapping mechanisms. Some impersonate legitimate publishers by mimicking journal names or claiming false impact metrics. Many send mass unsolicited emails urging researchers to submit manuscripts, with peer review either entirely absent or simulated through an implausibly rapid turnaround of a few days. Fees may only be disclosed after acceptance, trapping authors who feel they cannot withdraw. Others fabricate editorial boards, listing the names of real researchers without their knowledge or consent. In some cases, entire conferences are organized on the same predatory model, issuing certificates and proceedings for a fee with no quality control.

A Concrete Example: Warning Signs in Combination

A researcher receives an unsolicited email from a journal whose subject scope does not match their field. The journal name closely resembles a reputable title but differs slightly. The message promises 'rapid publication,' a 'free initial review,' and a 'high impact factor' with no source cited for the metric. If the researcher submits, an acceptance notice arrives within two days. An invoice then follows requesting hundreds of dollars in APCs. Any single warning sign may not be conclusive, but the combination of an unsolicited invitation, implausible speed, unverifiable metrics, and post-acceptance fee disclosure together constitute a strong indicator of a predatory outlet. The safest response is to withdraw the submission or not send it at all.

How to Avoid Them and Common Misconceptions

The Think-Check-Submit checklist (thinkchecksubmit.org) guides researchers through a structured evaluation of a journal's trustworthiness before submission. Indexing in established databases such as Scopus, Web of Science, or the Directory of Open Access Journals (DOAJ) is a positive signal, though predatory outlets occasionally infiltrate these lists temporarily. A common misconception is that open-access publishing is itself the problem; in reality, reputable open-access journals apply rigorous peer review. Another misconception is that possessing an ISSN number indicates legitimacy — an ISSN is merely a unique identifier, not a quality stamp. The safest approach is to inspect the target journal's editorial board, past issues, and any complaints recorded in researcher communities before submitting.

Key terms

Article Processing Charge (APC)

Fee charged to authors in open-access publishing; the line between legitimate and predatory use lies in transparency and service delivery.

Peer Review

Process by which expert scholars independently assess a manuscript's quality; predatory journals bypass or simulate this step.

Think-Check-Submit

An international checklist tool helping researchers verify journal credibility before submission.

Fake Impact Factor

Invented bibliometric values used by predatory journals to appear credible, unrecognized by official indexing sources.

Open Access

Publishing model providing free reader access to scholarly work; APC-based models can be legitimate or predatory depending on editorial practices.