Among the standout names of outfits recently whacking the Donors Trust is the nonprofit investigative journalism organization known as the Center for Public Integrity. To many, the group’s name seems presumptuous and agenda-laden, despite its insistence that it is “nonpartisan and does no advocacy work.”

Because most of CPI’s funding comes from wealthy foundations, it’s possible to investigate the investigators through the IRS Form 990 reports of its donors. Those handy documents publicly reveal everything about every grant to CPI, including the grant description — what the money is for.