In recent years

incidents of ethical misconduct by college teachers have occurred frequently. In cyberspace

reports on such misconduct as "academic fraud"

"pursuing fame and profit"

"undermining teacher ethics"

"making erroneous remarks" and "harassing female students" are common. In the era of highly developed media

such incidents have evolved from occasional individual crises to a widespread phenomenon of ethical misconduct among college teachers. The hidden and unexposed problems behind this phenomenon are even more alarming. This paper takes two incidents of ethical misconduct by college teachers that made headlines on Weibo in July 2022 as the research objects. Through reviewing and analyzing these incidents

it deeply explores the media image of college teachers

and the social impact of the misconduct incidents

identifies the internal causes of ethical misconduct among college teachers

and proposes targeted countermeasures accordingly.