The firm denied the allegations, but a review of the its ratings by JLens, a leading Jewish investor network, found that Sustainalytics created “BDS blacklists” and used in its internal reports “politicized anti-Israel language” to describe Israel. JLens’ work, which was the first to raise alarms about the issue, led to Morningstar’s cracking down on the practices and adopting policies for ensuring that Sustainalytics does not become a BDS collaborator.