Who should you promote to improve the efficiency of your organization?

"Peter Principle Revisited: a Computational Study" by A.Pluchino, A.Rapisarda and C.Garofalo, Physica A 389 (2010) 467(http://arxiv.org/abs/0907.0455)

Based on an original idea of Lawrence J.Peter

L.J.Peter, R.Hull, "The Peter Principle: why things always go wrong" (1969) New York: William Morrow and Company.


Ig-Nobel Prize 2010 for Management

to Alessandro Pluchino, Andrea Rapisarda and Cesare Garofalo

University of Catania (ITALY) and INFN


demonstrating mathematically that organizations would become more efficient if promotions were made at random!

Click to the image below to start the Java applet:


Luca Perri: promozioni casuali (Rai Scuola, Luglio 2018)

We should not let bad managers stick around (Financial Times, July 20, 2018)

talk presented at the Satellite Meeting of StatPhys 24 - "Unwinding Complexity" - Port Douglas, Australia, 24-26 July, 2010

talk presented at the ECONOPHYSICS COLLOQUIUM 2009, Centro Ettore Maiorana Erice, (TP) Italy October 25-31 2009

Versione divulgativa dell'articolo uscito sulla rivista Psicologia Contemporana

New York Times Magazine: the 9th annual year in ideas

New York Times - Week in Review: Foiling the Peter Principle

New Scientist - Why your boss is incompetent (by Mark Buchanan)

Inc.com - Should Job Promotions Be Random?

Peter Principle - Wikipedia, the free encyclopedia

E' meglio promuovere a caso (Galileonet.it)

Technology Review (published by MIT) : Blogs: arXiv blog: Why Incompetence Spreads through Big Organizations

Democraticunderground.com: The Peter Principle Revisited: A Computational Study (Two solutions)

Promotion at random is better! Tenure makes you more "incompetent" -- Peter's principle proved by two italian scientists! (by M.Ciavarella)

Tre ricercatori e un paradosso (La Sicilia, 30/10/09)

Solving the Peter Principle? One Word: "Darts"

Blog Dr J - The Peter Principle

Streamline Training & Documentation: The Peter Principle Revisited

The Peter Principle Revisited: Random Promotions Work Better

Peter Principle Revisited

The Peter Principle proven

The Peter Principle: Advancing to maximal incompetence

Level der Inkompetenz, oder: Das Peter-Prinzip auf dem Prüfstand

New Research Discovers Way To Avoid Organizational Incompentence: Promote Randomly

The origins of corporate mediocrity - promoting the best

Complexity Digest - Networking the Complexity Community

Tecnology Review (published by MIT) - Further discussion


Il Principio di Peter: ora lo hanno pure dimostrato!

Space City: Why Incompetence Spreads through Big Organizations

Peter Principle and Promotions

L'incompetenza ed il Principio di Peter

Putting the Peter Principle to the Test

Defeating the Peter Principle with randomization

Como combatir contra el principio de Peter: las personas ascienden a puestos de mayor nivel hasta alcanzar su nivel máximo de incompetencia

Afinal, quem merece ser promovido?

Votre supérieur est-il incompétent???

Japanese Wikipedia