DISHONESTY AND THE HANDICAP PRINCIPLE

The handicap principle states that stable biological signals must be honest. Here, it is argued that they need only be honest 'on average'. If signallers employ a number of different signalling strategies at equilibrium, then the handicap principle cannot entirely rule out dishonesty. A fo...

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Main Authors: Johnstone, R, Grafen, A
Format: Journal article
Published: 1993
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author Johnstone, R
Grafen, A
author_facet Johnstone, R
Grafen, A
author_sort Johnstone, R
collection OXFORD
description The handicap principle states that stable biological signals must be honest. Here, it is argued that they need only be honest 'on average'. If signallers employ a number of different signalling strategies at equilibrium, then the handicap principle cannot entirely rule out dishonesty. A formal demonstration of this possibility, using evolutionarily stable strategy techniques, is provided and the conditions that might lead to the evolution of multiple signalling strategies are discussed. It is concluded that the ideal of perfect honesty will almost never be met. Copyright © 1993 The Association for the Study of Animal Behaviour. All rights reserved.
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spelling oxford-uuid:28220392-f3d0-4602-b9d2-97b2312196e02022-03-26T12:10:53ZDISHONESTY AND THE HANDICAP PRINCIPLEJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:28220392-f3d0-4602-b9d2-97b2312196e0Symplectic Elements at Oxford1993Johnstone, RGrafen, AThe handicap principle states that stable biological signals must be honest. Here, it is argued that they need only be honest 'on average'. If signallers employ a number of different signalling strategies at equilibrium, then the handicap principle cannot entirely rule out dishonesty. A formal demonstration of this possibility, using evolutionarily stable strategy techniques, is provided and the conditions that might lead to the evolution of multiple signalling strategies are discussed. It is concluded that the ideal of perfect honesty will almost never be met. Copyright © 1993 The Association for the Study of Animal Behaviour. All rights reserved.
spellingShingle Johnstone, R
Grafen, A
DISHONESTY AND THE HANDICAP PRINCIPLE
title DISHONESTY AND THE HANDICAP PRINCIPLE
title_full DISHONESTY AND THE HANDICAP PRINCIPLE
title_fullStr DISHONESTY AND THE HANDICAP PRINCIPLE
title_full_unstemmed DISHONESTY AND THE HANDICAP PRINCIPLE
title_short DISHONESTY AND THE HANDICAP PRINCIPLE
title_sort dishonesty and the handicap principle
work_keys_str_mv AT johnstoner dishonestyandthehandicapprinciple
AT grafena dishonestyandthehandicapprinciple