The Ma­g­a­sanik Para­dox

by Elio

The jour­nal Na­ture pub­lished a study of the most 100 most cited sci­en­tific pa­pers that pro­vides food for thought to the work­ing stiffs (I used to be one). First of all, I find it quite nat­ural for any re­searcher to keep an eye on how of­ten his or her work is cited. Other than a per­sonal re­ac­tion from col­leagues and friends, there is no bet­ter way to find out how well one's pa­per is ac­cepted be­yond the con­fines of one's own lab. And who would not want to know? So, the topic of fre­quency of ci­ta­tions touches most of us.

The Sur­real Books' by Jonathan Wol­sten­holme. Source

The pa­per says that by far the most cited pa­pers deal with tech­niques. The Lowry method (1951) for de­ter­min­ing pro­tein con­cen­tra­tion tops the list with over 300,000 ci­ta­tions and is fol­lowed by a raft of oth­ers that in­clude meth­ods of bio­chem­istry, bioin­for­mat­ics, and phy­loge­nomics. Nei­ther Einstein's pa­per on the spe­cial the­ory of rel­a­tiv­ity nor Wat­son & Crick's dis­cov­ery make the list of the top 100. The rea­son for this seems clear. Once an im­por­tant dis­cov­ery be­comes part of the sci­en­tific canon of the time, there is no need to quote who did it. Woe if we did — every time we men­tion wa­ter, we would have to add: Lavoisier, A. 1783. Ob­ser­va­tions sur la Physique, 23. 452−455.

But let me be a bit more nu­anced. A fac­tor that comes to mind is not just the num­ber of ci­ta­tions, but their tim­ing. This brings up what I will call the Ma­g­a­sanik Para­dox, named af­ter that wise bac­te­r­ial phys­i­ol­o­gist, who is quoted as say­ing — more or less ver­ba­tim — that the more im­por­tant a pub­li­ca­tion, the shorter the time it will be cited.  This met­ric was not in­cluded in this re­port, al­though the data cer­tainly ex­its and can be ex­tracted for any in­di­vid­ual pa­per. So, there is a bit of home­osta­sis-for-the-ego here: if your pa­per isn't all that im­por­tant, at least it stands a chance of be­ing oc­ca­sion­ally cited for a long time!

 

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