Quality:

Article “John Harvey (psycholog)” in Polish Wikipedia has 20.2 points for quality (as of July 1, 2025).
The article contains 5 references and 4 sections.
Since the creation of article “John Harvey (psycholog)”, its content was written by 4 registered users of Polish Wikipedia and edited by 4 registered Wikipedia users in all languages.
The article is cited 1 times in Polish Wikipedia and cited 1 times in all languages.
The highest Authors Interest rank from 2001:
- Local (Polish): #2177 in December 2019
- Global: #336285 in December 2019
The highest popularity rank from 2008:
- Local (Polish): #622167 in December 2019
- Global: #9821202 in December 2019
There is 1 language version 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).