Confirmation bias

Quality:

Confirmation bias - tendency of people to favor information that confirms their beliefs or hypotheses. Article “Confirmation bias” in English Wikipedia has 97.9 points for quality (as of July 1, 2026). The article contains 245 references and 38 sections.

This article has the best quality in Turkish Wikipedia. However, this article is the most popular in English version.

Achievements in the last month:

Global Wikipedia:

The 7249^th most popular in AI in the last month.

In June 2026 the article “Confirmation bias” was edited by 5 authors in English Wikipedia and written by 24 authors in all languages (7249^th place).

Since the creation of article “Confirmation bias”, its content was written by 586 registered users of English Wikipedia and edited by 1487 registered Wikipedia users in all languages.

The article is cited 968 times in English Wikipedia and cited 4299 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #732 in July 2010
• Global: #4388 in August 2022

The highest popularity rank from 2008:

• Local (English): #3015 in July 2010
• Global: #7081 in July 2010

There are 41 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2026 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	Turkish (tr) Doğrulama yanlılığı		100
2	English (en) Confirmation bias		97.8911
3	Indonesian (id) Bias konfirmasi		97.682
4	Thai (th) ความเอนเอียงเพื่อยืนยัน		96
5	Polish (pl) Efekt potwierdzenia		94.3359
6	Vietnamese (vi) Thiên kiến xác nhận		92.7273
7	Russian (ru) Склонность к подтверждению своей точки зрения		90.8239
8	Korean (ko) 확증 편향		90.7692
9	Spanish (es) Sesgo de confirmación		89.5651
10	Armenian (hy) Հաստատման կողմնակալություն		88.8889

The following table shows the most popular language versions of the article.

#	Language	Popularity award	Relative popularity
1	English (en) Confirmation bias		10 383 549
2	Russian (ru) Склонность к подтверждению своей точки зрения		889 294
3	Japanese (ja) 確証バイアス		865 282
4	Spanish (es) Sesgo de confirmación		858 629
5	German (de) Bestätigungsfehler		789 156
6	French (fr) Biais de confirmation		668 184
7	Polish (pl) Efekt potwierdzenia		442 318
8	Chinese (zh) 確認偏誤		366 424
9	Italian (it) Bias di conferma		353 789
10	Korean (ko) 확증 편향		317 294

The following table shows the language versions of the article with the highest popularity in the last month.

#	Language	Popularity award	Relative popularity
1	English (en) Confirmation bias		22 703
2	German (de) Bestätigungsfehler		2 768
3	Russian (ru) Склонность к подтверждению своей точки зрения		2 706
4	Spanish (es) Sesgo de confirmación		2 035
5	Japanese (ja) 確証バイアス		2 014
6	French (fr) Biais de confirmation		1 929
7	Korean (ko) 확증 편향		1 701
8	Chinese (zh) 確認偏誤		1 421
9	Polish (pl) Efekt potwierdzenia		1 186
10	Italian (it) Bias di conferma		1 101

The following table shows the language versions of the article with the highest Authors’ Interest.

#	Language	AI award	Relative AI
1	English (en) Confirmation bias		586
2	French (fr) Biais de confirmation		109
3	German (de) Bestätigungsfehler		81
4	Italian (it) Bias di conferma		60
5	Hebrew (he) הטיית האישוש		53
6	Spanish (es) Sesgo de confirmación		50
7	Russian (ru) Склонность к подтверждению своей точки зрения		49
8	Polish (pl) Efekt potwierdzenia		47
9	Japanese (ja) 確証バイアス		38
10	Vietnamese (vi) Thiên kiến xác nhận		35

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

#	Language	AI award	Relative AI
1	English (en) Confirmation bias		5
2	Indonesian (id) Bias konfirmasi		4
3	Chinese (zh) 確認偏誤		4
4	German (de) Bestätigungsfehler		2
5	Ukrainian (uk) Підтверджувальне упередження		2
6	Arabic (ar) انحياز تأكيدي		1
7	Basque (eu) Berreste alderako isuri		1
8	Persian (fa) سوگیری تأییدی		1
9	Hebrew (he) הטיית האישוש		1
10	Hungarian (hu) Megerősítési torzítás		1

The following table shows the language versions of the article with the highest number of citations.

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information