The pro-Palestinian activists who disrupted campuses across the nation are plotting their return for the new academic year. Demonstrators say all forms of protest are still on the table, despite the more than 2,000 arrests so far, as students try to figure out a new strategy to demand their schools divest from Israel, among other goals. “What we will see [is] the students will continue their activism, will continue doing what they’ve done in conventional and unconventional ways. So not only protests, not only encampments, kind of any — any available means necessary to push Columbia to divest from from...