منابع مشابه
Signaling Without Handicap
base this paper on a presentation made at the conference " Sex and the Signal. " I am grateful to the organizers for inviting me to the conference and to the participants (in particular, Barcelona for hospitality and administrative support.
متن کاملShowing Off, Handicap Signaling, and the Evolution of Men’s Work
Displays are a form of communication, providing information about an individual, often in a widely observable forum. In order for a display to be worth performing, there must be an audience. In order for observers to bother paying attention, it must benefit them to do so. According to costly signaling theory,1,2,4–6 the observer benefit for paying attention is the information about an otherwise...
متن کاملpersian true and false cognates in english: students and teachers’ attitudes, awareness, and instruction
the ability to speak two languages in the world is a remarkable achievement. there is a good reason to believe that bilingualism is the norm for the majority of people in the world because 70% of the earth’s population are supposed to be bilingual or multilingual. various investigations have shown that the native language impacts foreign word recognition, and this influence is adapted by the de...
Porphyrias and Mental Handicap
substances, the main one of which he called haematoporphyrin (porphurouspurple). Three years later Schultz published the first case of porphyria. In 1911 Glinther classified the diseases of porphyrin metabolism from published cases, including his own. Since then, numerous papers have been published and various classifications put forward. The latest classification is that from Brodie et al,2 in...
متن کاملSymptom and Handicap
chemical cerebral disturbance, but admits that the nature of the actual process is unknown. This remains true today, despite extensive research and several interesting discoveries of biochemical irregularities in schizophrenia. Bleuler further maintains that primary symptoms, namely loosening of associations (thought disorder) and blunting of affect, are phenomena directly produced by the proce...
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ژورنال
عنوان ژورنال: Evolution
سال: 1998
ISSN: 0014-3820
DOI: 10.1111/j.1558-5646.1998.tb03720.x