The impact factor game
2006

The Impact Factor Game

Editorial

Author Information

Author(s): The PLoS Medicine Editors

Primary Institution: Public Library of Science

Hypothesis

We need a better measure than the impact factor for assessing the biomedical literature.

Conclusion

The current process of determining a journal's impact factor is unscientific and arbitrary.

Supporting Evidence

  • The impact factor can be significantly affected by the publication of review articles.
  • Impact factors are often used inappropriately to make decisions about authors' careers.
  • Thomson Scientific has no obligation to be accountable to authors and readers regarding impact factors.

Takeaway

The impact factor of a journal doesn't really show how good the research is; we need better ways to measure how important a paper is.

Potential Biases

The process for determining citable articles is not transparent, leading to potential biases in how impact factors are calculated.

Limitations

The impact factor is influenced by the types of articles deemed 'citable' and does not reflect the quality of individual research articles.

Digital Object Identifier (DOI)

10.1371/journal.pmed.0030291

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