White-supremacist propaganda at colleges increased by 258 percent from the fall of 2016 to the fall of 2017, affecting 216 campuses across the nation, according to a study released on Thursday by the Anti-Defamation League.

For just the fall-2017 semester, the organization found 147 incidents of white-supremacist fliers, stickers, banners, or posters on campuses — up from 41 reported during the fall-2016 semester. In the past year, the group said, 346 incidents have been reported in all, at colleges in 44 states and Washington, D.C., from community colleges to the Ivy League.

Read more in The Chronicle of Higher Education.