This reminds me an amazing piece of documentary[1] I've watched a couple months prior about a man who tried to "scam his way onto a Nobel prize". It really goes into showing how the majority of the system is based on trust and reputation and without well skepticism fraudsters can thrive.

[1]: "The man who almost faked his way to a Nobel Prize" -- https://www.youtube.com/watch?v=nfDoml-Db64&list=PLAB-wWbHL7...