Explaination
https://www.valuewalk.com/author/amanjain/
https://investorplace.com/2018/03/google-earn-shopping-searches-ggsyn/
https://www.valuewalk.com/author/sure-dividend/
https://investorplace.com/2018/03/5-dividend-growth-stocks-raising-dividends-more-than-10-2018-ggsyn/
https://www.valuewalk.com/author/vikas/
https://investorplace.com/2018/09/will-the-playstation-5-launch-come-before-the-next-xbox/
https://www.valuewalk.com/author/firstmacrocapital/
https://investorplace.com/2018/06/oleary-holmes-both-right-gold-stocks-ggsyn/
https://www.valuewalk.com/author/guest-post/
https://investorplace.com/2018/06/7-cryptocurrency-hacks-prove-security-important-ggsyn/
https://www.valuewalk.com/author/michelle-jones/
https://www.valuewalk.com/author/moderngraham/
https://investorplace.com/2018/02/be-wary-5-overvalued-dow-components-ggsyn/
https://www.valuewalk.com/author/marcuss/
https://investorplace.com/2018/01/bitconnect-crash-good-investors-ggsyn/
https://www.valuewalk.com/author/christopher-morris/
https://investorplace.com/2018/01/top-10-most-traded-cryptocurrencies-biggest-names-altcoin-ggsyn/
https://www.valuewalk.com/author/rupert-h/
https://investorplace.com/2017/09/55-hedge-funds-now-betting-cryptocurrency-mania-ggsyn/
https://www.valuewalk.com/author/zachary/
https://investorplace.com/2018/03/samsung-bring-back-flip-phone-galaxy-x-ggsyn/
Example of same article on both site (by @moderngraham a.k.a benjamin clark):
https://investorplace.com/2018/02/be-wary-5-overvalued-dow-components-ggsyn/
https://www.valuewalk.com/2018/02/5-overvalued-dow-components-february-2018/
Example of REAL more than one author
https://investorplace.com/2019/03/bac-is-breaking-above-its-2019-resistance/
https://investorplace.com/2017/09/safest-blue-chip-dividend-stocks-year/
https://investorplace.com/2017/09/safest-blue-chip-dividend-stocks-year/
Example of NOT three author
https://investorplace.com/2017/10/3-most-burning-questions-about-cryptocurrency-ggsyn/