> When compared to individuals associated with a right-wing ideology, individuals adhering to a left-wing ideology had 68% lower odds of engaging in violent (vs. nonviolent) radical behavior (b = −1.15, SE = 0.13, odds ratio [OR] = 0.32, P < 0.001).
> We included individuals whose public exposure occurred between 1948 and 2018.
The last 8 years of politics have been very very abnormal. And in today's data, the "very liberal" approve of political violence at a rate of 24% vs. 3% for the "very conservative":
https://today.yougov.com/politics/articles/52960-charlie-kir...
This ^^^ is the troubling statistic, and there's a 7x difference between the left and the right.
But as for "causing" violence, they also asked whether "political violence is ever justified", and the difference between left vs. right there was even more — 25% vs 3%.
Yet you're seeing the opposite — after the killing of a conservative, it's the left that says violence is justified.
Furthermore, this trend on the left had been building for a while, which we see in surveys done before his killing: