21 Lessons

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21 Lessons

Quality:

21 Lessons for the 21st Century - 2018 book by Yuval Harari. This book is the 3828th most popular in the global Wikipedia ranking of books. Article “21 Lessons” in Japanese Wikipedia has 15.5 points for quality (as of July 1, 2025). The article contains 4 references and 3 sections.

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

Achievements in all the time:
Global Wikipedia:
The 3828th most popular in books.

Since the creation of article “21 Lessons”, its content was written by 2 registered users of Japanese Wikipedia and edited by 158 registered Wikipedia users in all languages.

21 Lessons for the 21st Century is on the 3828th place in global ranking of books on Wikipedia in all the time.

The article is cited 1 times in Japanese Wikipedia and cited 66 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Japanese): #37492 in January 2025
  • Global: #19988 in October 2018

The highest popularity rank from 2008:

  • Local (Japanese): #391281 in May 2025
  • Global: #51770 in April 2020

There are 18 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, 2025 (including revision history and pageviews for previous years).

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

Languages with the highest quality

#LanguageQuality gradeQuality score
1German (de)
21 Lektionen für das 21. Jahrhundert
45.0087
2Chinese (zh)
今日简史
32.5438
3English (en)
21 Lessons for the 21st Century
29.3927
4Ukrainian (uk)
21 урок для 21 століття
28.4158
5Spanish (es)
21 lecciones para el siglo XXI
27.5251
6Russian (ru)
21 урок для XXI века
26.9313
7Hebrew (he)
21 מחשבות על המאה ה-21
25.7352
8Persian (fa)
۲۱ درس برای قرن ۲۱
24.8167
9Armenian (hy)
XXI դարի 21 դասերը
23.1277
10Portuguese (pt)
21 Lições para o Século 21
23.0886
More...

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

Most popular in all the time

The most popular language versions of the article "21 Lessons" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
21 Lessons for the 21st Century
697 030
2Spanish (es)
21 lecciones para el siglo XXI
195 343
3Russian (ru)
21 урок для XXI века
100 190
4German (de)
21 Lektionen für das 21. Jahrhundert
90 321
5Portuguese (pt)
21 Lições para o Século 21
84 671
6Italian (it)
21 lezioni per il XXI secolo
61 200
7Persian (fa)
۲۱ درس برای قرن ۲۱
49 841
8French (fr)
21 leçons pour le XXIe siècle
41 904
9Chinese (zh)
今日简史
35 209
10Hebrew (he)
21 מחשבות על המאה ה-21
21 651
More...

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

Most popular in June 2025

The most popular language versions of the article "21 Lessons" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
21 Lessons for the 21st Century
3 201
2Spanish (es)
21 lecciones para el siglo XXI
695
3German (de)
21 Lektionen für das 21. Jahrhundert
588
4Russian (ru)
21 урок для XXI века
566
5Chinese (zh)
今日简史
473
6French (fr)
21 leçons pour le XXIe siècle
365
7Portuguese (pt)
21 Lições para o Século 21
349
8Persian (fa)
۲۱ درس برای قرن ۲۱
229
9Italian (it)
21 lezioni per il XXI secolo
216
10Japanese (ja)
21 Lessons
175
More...

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

The highest AI

Language versions of the article "21 Lessons" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
21 Lessons for the 21st Century
33
2German (de)
21 Lektionen für das 21. Jahrhundert
26
3Russian (ru)
21 урок для XXI века
13
4Chinese (zh)
今日简史
11
5French (fr)
21 leçons pour le XXIe siècle
10
6Spanish (es)
21 lecciones para el siglo XXI
8
7Persian (fa)
۲۱ درس برای قرن ۲۱
7
8Hebrew (he)
21 מחשבות על המאה ה-21
7
9Italian (it)
21 lezioni per il XXI secolo
7
10Vietnamese (vi)
21 bài học cho thế kỷ 21
7
More...

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

The highest AI in June 2025

Language versions of the article "21 Lessons" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
21 Lessons for the 21st Century
3
2Chinese (zh)
今日简史
2
3German (de)
21 Lektionen für das 21. Jahrhundert
0
4Spanish (es)
21 lecciones para el siglo XXI
0
5Persian (fa)
۲۱ درس برای قرن ۲۱
0
6Finnish (fi)
21 oppituntia maailman tilasta
0
7French (fr)
21 leçons pour le XXIe siècle
0
8Hebrew (he)
21 מחשבות על המאה ה-21
0
9Armenian (hy)
XXI դարի 21 դասերը
0
10Italian (it)
21 lezioni per il XXI secolo
0
More...

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

The highest CI

Language versions of the article "21 Lessons" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1German (de)
21 Lektionen für das 21. Jahrhundert
8
2English (en)
21 Lessons for the 21st Century
7
3Chinese (zh)
今日简史
6
4French (fr)
21 leçons pour le XXIe siècle
5
5Hebrew (he)
21 מחשבות על המאה ה-21
5
6Russian (ru)
21 урок для XXI века
5
7Armenian (hy)
XXI դարի 21 դասերը
4
8Uzbek (uz)
21 Machshavot Al Hameah Haesrim Veachat
4
9Italian (it)
21 lezioni per il XXI secolo
3
10Portuguese (pt)
21 Lições para o Século 21
3
More...

Scores

Estimated value for Wikipedia:
Japanese:
Global:
Popularity in June 2025:
Japanese:
Global:
Popularity in all years:
Japanese:
Global:
Authors in June 2025:
Japanese:
Global:
Registered authors in all years:
Japanese:
Global:
Citations:
Japanese:
Global:

Quality measures

Interwikis

#LanguageValue
deGerman
21 Lektionen für das 21. Jahrhundert
enEnglish
21 Lessons for the 21st Century
esSpanish
21 lecciones para el siglo XXI
faPersian
۲۱ درس برای قرن ۲۱
fiFinnish
21 oppituntia maailman tilasta
frFrench
21 leçons pour le XXIe siècle
heHebrew
21 מחשבות על המאה ה-21
hyArmenian
XXI դարի 21 դասերը
itItalian
21 lezioni per il XXI secolo
jaJapanese
21 Lessons
nlDutch
21 lessen voor de 21ste eeuw
ptPortuguese
21 Lições para o Século 21
ruRussian
21 урок для XXI века
svSwedish
21 tankar om det 21:a århundradet
ukUkrainian
21 урок для 21 століття
uzUzbek
21 Machshavot Al Hameah Haesrim Veachat
viVietnamese
21 bài học cho thế kỷ 21
zhChinese
今日简史

Popularity rank trends

Best Rank Japanese:
#391281
05.2025
Global:
#51770
04.2020

AI rank trends

Best Rank Japanese:
#37492
01.2025
Global:
#19988
10.2018

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on 21 Lessons for the 21st Century from Wikipedia articles about Yuval Noah Harari, Homo Deus: A Brief History of Tomorrow, Sapiens: A Brief History of Humankind, Clash of Civilizations and Post-truth. Whereas reading the article about 21 Lessons for the 21st Century people most often go to Wikipedia articles on Yuval Noah Harari, Homo Deus: A Brief History of Tomorrow, Sapiens: A Brief History of Humankind, On Tyranny: Twenty Lessons from the Twentieth Century and Spiegel & Grau.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

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About WikiRank

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 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information