The damage was done but the eventual resignation of the Silpakorn University president over his photos of a female air stewardess with a risque caption posted on social media is still welcome. Chaicharn Thavaravej, 71, tendered his resignation on Monday. In his letter to the university council chairman, Mr Chaicharn stated that he decided to step down to protect the university’s “good image.” The image had been considerably dented though, not just because of the outgoing president’s social media post but also his outdated mindset that could betray a wider and probably deeper culture of sexism …