John Scalzi is a science fiction writer .
- Denigrated those who "use the phrase Social Justice Warrior or SJW to denigrate someone" on Twitter  .
- Apologized to Muslims, on behalf of non-Muslims, for racism in response to the Charlie Hebdo massacre .
- Campaigned to expel right-wing writer Vox Day from Science Fiction Writers of America, threatening to provoke a mass exodus of paying SFWA members  .
"My membership is due and I can't in good conscience renew it until SFWA finds the means or moral backbone or Whatever's ultimately required to expel someone as hateful and wilfully destructive as Day- not just from the organization but from the culture present within it."
"I lie, and generally do not regret doing so."