{"id":77428,"date":"2025-12-11T21:52:07","date_gmt":"2025-12-11T21:52:07","guid":{"rendered":"https:\/\/psychologydictionary.ae\/festinger-leon-1919-1989\/"},"modified":"2025-12-11T21:52:07","modified_gmt":"2025-12-11T21:52:07","slug":"festinger-leon-1919-1989","status":"publish","type":"post","link":"https:\/\/psychologydictionary.ae\/en\/festinger-leon-1919-1989\/","title":{"rendered":"Festinger, Leon (1919\u20131989)"},"content":{"rendered":"<p>American social psychologist. He developed the theory of cognitive dissonance \u2013 a state of mental discomfort that arises when conflicting ideas or behavior are encountered, which a person seeks to reduce. He also studied social comparison.  <\/p>\n","protected":false},"excerpt":{"rendered":"<p>American social psychologist. He developed the theory of cognitive dissonance \u2013 a state of mental discomfort that arises when conflicting ideas or behavior are encountered, which a person seeks to reduce. He also studied social comparison.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[300],"tags":[],"class_list":["post-77428","post","type-post","status-publish","format-standard","hentry","category-5-1-distinguished-psychologists-and-their-contribution-to-the-development-of-psychology"],"_links":{"self":[{"href":"https:\/\/psychologydictionary.ae\/en\/wp-json\/wp\/v2\/posts\/77428","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/psychologydictionary.ae\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/psychologydictionary.ae\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/psychologydictionary.ae\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/psychologydictionary.ae\/en\/wp-json\/wp\/v2\/comments?post=77428"}],"version-history":[{"count":0,"href":"https:\/\/psychologydictionary.ae\/en\/wp-json\/wp\/v2\/posts\/77428\/revisions"}],"wp:attachment":[{"href":"https:\/\/psychologydictionary.ae\/en\/wp-json\/wp\/v2\/media?parent=77428"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/psychologydictionary.ae\/en\/wp-json\/wp\/v2\/categories?post=77428"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/psychologydictionary.ae\/en\/wp-json\/wp\/v2\/tags?post=77428"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}