{"id":1672,"date":"2015-10-21T09:11:14","date_gmt":"2015-10-21T07:11:14","guid":{"rendered":"http:\/\/wp.unil.ch\/esspace\/?p=1672"},"modified":"2015-11-02T11:01:17","modified_gmt":"2015-11-02T10:01:17","slug":"cedric-devaud","status":"publish","type":"post","link":"https:\/\/wp.unil.ch\/esspace\/2015\/10\/cedric-devaud\/","title":{"rendered":"C\u00e9dric Devaud"},"content":{"rendered":"<p><strong>Rotation mentale et diff\u00e9rences sexuelles: influence des axes directionnels extraits de l\u2019environnement<\/strong><!--more--><\/p>\n<p><em>C\u00e9dric Devaud a obtenu sa Licence en psychologie puis un DEA en psychologie cognitive et exp\u00e9rimentale \u00e0 l\u2019Universit\u00e9 de Gen\u00e8ve. Il a termin\u00e9 sa th\u00e8se sous la direction de la Prof. Catherine Brandner et travaille actuellement dans l\u2019\u00e9quipe de recherche de l\u2019institut Feuerstein \u00e0 J\u00e9rusalem, o\u00f9 il se sp\u00e9cialise dans le domaine du \u00abdynamic assessment\u00bb. <\/em><\/p>\n<p>Les t\u00e2ches n\u00e9cessitant des manipulations et des transformations de figures g\u00e9om\u00e9triques et de formes, comme les t\u00e2ches de rotation mentale, donnent lieu \u00e0 des diff\u00e9rences de performance entre hommes et femmes qui restent intrigantes. Plusieurs hypoth\u00e8ses ont \u00e9t\u00e9 propos\u00e9es pour expliquer ces diff\u00e9rences. La plus r\u00e9currente porte sur les diff\u00e9rences de strat\u00e9gie globale vs locale utilis\u00e9es pour traiter l&rsquo;information. Bien que cette conjecture soit int\u00e9ressante, elle reste difficile \u00e0 op\u00e9rationnaliser car elle englobe tous les m\u00e9canismes cognitifs (acquisition, conservation et r\u00e9cup\u00e9ration de l\u2019information). Ce travail prend la forme d\u2019un retour aux sources dans la mesure o\u00f9 il se base sur des recherches anciennes qui ont montr\u00e9 que les hommes per\u00e7oivent significativement mieux que les femmes la verticale et l\u2019horizontale. Il teste l\u2019hypoth\u00e8se selon laquelle les hommes, comparativement aux femmes, pr\u00e9sentent une plus forte ind\u00e9pendance au champ perceptif visuel et sont donc plus susceptibles d\u2019utiliser la verticalit\u00e9 et l\u2019horizontalit\u00e9 pour r\u00e9soudre une t\u00e2che de rotation mentale. Une premi\u00e8re s\u00e9rie d\u2019exp\u00e9riences s\u2019est pench\u00e9e sur la perception spatiale pour \u00e9valuer son impact sur la r\u00e9solution d\u2019une t\u00e2che impliquant la rotation mentale. Les r\u00e9sultats ont montr\u00e9 que seuls les hommes se r\u00e9f\u00e9raient \u00e0 la verticalit\u00e9 et \u00e0 l\u2019horizontalit\u00e9 pour r\u00e9soudre la t\u00e2che. Une seconde s\u00e9rie d\u2019exp\u00e9riences ont investigu\u00e9 l\u2019effet de la pr\u00e9sence, ou absence, d\u2019axes directionnels directement li\u00e9s \u00e0 une t\u00e2che de rotation mentale. Elles ont \u00e9t\u00e9 men\u00e9es \u00e9galement en environnement r\u00e9el afin d\u2019\u00e9valuer comment le d\u00e9placement actif ou passif, correspondant \u00e0 un changement de perspective en lieu et place d\u2019une rotation mentale, module la performance des hommes et des femmes. Les r\u00e9sultats n\u2019ont pas mis en \u00e9vidence de diff\u00e9rence sexuelle. Notre hypoth\u00e8se est v\u00e9rifi\u00e9e puisque c\u2019est uniquement lorsque la t\u00e2che ne pr\u00e9sente pas d\u2019axes orthogonaux \u00e9vidents mais implicites que seuls les hommes, plus ind\u00e9pendants au champ perceptif visuel que les femmes, utilisent la perception de la verticalit\u00e9 et de l\u2019horizontalit\u00e9 pour am\u00e9liorer leur comp\u00e9tence en rotation mentale.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Rotation mentale et diff\u00e9rences sexuelles: influence des axes directionnels extraits de l\u2019environnement<\/p>\n","protected":false},"author":163,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_uag_custom_page_level_css":"","_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false,"footnotes":""},"categories":[19451],"tags":[],"class_list":["post-1672","post","type-post","status-publish","format-standard","category-theses"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"hitmag-landscape":false,"hitmag-featured":false,"hitmag-grid":false,"hitmag-list":false,"hitmag-thumbnail":false,"gform-image-choice-sm":false,"gform-image-choice-md":false,"gform-image-choice-lg":false,"mailpoet_newsletter_max":false},"uagb_author_info":{"display_name":"sschlat1","author_link":"https:\/\/wp.unil.ch\/esspace\/author\/sschlat1\/"},"uagb_comment_info":0,"uagb_excerpt":"Rotation mentale et diff\u00e9rences sexuelles: influence des axes directionnels extraits de l\u2019environnement","_links":{"self":[{"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/posts\/1672","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/users\/163"}],"replies":[{"embeddable":true,"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/comments?post=1672"}],"version-history":[{"count":0,"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/posts\/1672\/revisions"}],"wp:attachment":[{"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/media?parent=1672"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/categories?post=1672"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wp.unil.ch\/esspace\/wp-json\/wp\/v2\/tags?post=1672"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}