Lessons Learned

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Lessons Learned

Quality:

Lessons Learned - experiences distilled from a project or incident that should be actively taken into account in the future. Article “Lessons Learned” in German Wikipedia has 17.7 points for quality (as of July 1, 2025). The article contains 3 references and 4 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (German) language version.

Since the creation of article “Lessons Learned”, its content was written by 32 registered users of German Wikipedia and edited by 73 registered Wikipedia users in all languages.

The article is cited 22 times in German Wikipedia and cited 64 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (German): #2571 in August 2015
  • Global: #102203 in August 2015

The highest popularity rank from 2008:

  • Local (German): #23923 in April 2015
  • Global: #217723 in November 2017

There are 4 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
1English (en)
Lessons learned
20.872
2German (de)
Lessons Learned
17.7306
3Chinese (zh)
經驗傳承
15.4809
4Japanese (ja)
学んだ教訓
10.8961
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 "Lessons Learned" in all the time
#LanguagePopularity awardRelative popularity
1German (de)
Lessons Learned
701 819
2English (en)
Lessons learned
501 448
3Chinese (zh)
經驗傳承
14 847
4Japanese (ja)
学んだ教訓
13 273
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 "Lessons Learned" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Lessons learned
1 544
2German (de)
Lessons Learned
897
3Chinese (zh)
經驗傳承
131
4Japanese (ja)
学んだ教訓
77
More...

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

The highest AI

Language versions of the article "Lessons Learned" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1German (de)
Lessons Learned
32
2English (en)
Lessons learned
32
3Japanese (ja)
学んだ教訓
5
4Chinese (zh)
經驗傳承
4
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 "Lessons Learned" with the highest AI in June 2025
#LanguageAI awardRelative AI
1German (de)
Lessons Learned
0
2English (en)
Lessons learned
0
3Japanese (ja)
学んだ教訓
0
4Chinese (zh)
經驗傳承
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 "Lessons Learned" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Lessons learned
31
2German (de)
Lessons Learned
22
3Chinese (zh)
經驗傳承
10
4Japanese (ja)
学んだ教訓
1
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
deGerman
Lessons Learned
enEnglish
Lessons learned
jaJapanese
学んだ教訓
zhChinese
經驗傳承

Popularity rank trends

Best Rank German:
#23923
04.2015
Global:
#217723
11.2017

AI rank trends

Best Rank German:
#2571
08.2015
Global:
#102203
08.2015

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Lessons Learned from Wikipedia articles about Airbus Beluga XL, Hotwash, Lessons learned, Retrospective and Knowledge management. Whereas reading the article about Lessons Learned people most often go to Wikipedia articles on Best practice, Lessons learned, After action review, Hotwash and U.S. Army Center for Army Lessons Learned.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 15 February 2026

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In German Wikipedia the most popular articles on that day were: Jeffrey Epstein, Cordelia Wege, Polizeiruf 110: Der Wanderer zieht von dannen, Lawrence von Arabien (Film), Medaillenspiegel der Olympischen Winterspiele 2026, Peter Kurth (Schauspieler), Die Tribute von Panem – The Ballad of Songbirds and Snakes, Olympische Winterspiele 2026/Eishockey (Herren), Olympische Winterspiele 2026, Federica Brignone.

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