A liberal lobby group that led a campaign to bully Supreme Court Associate Justice Stephen Breyer to quit while pushing federal Judge Ketanji Brown Jackson as his replacement has close ties to the Biden White House despite claims of ignorance by top Democrats.

As key Senate Democrats this week claimed they knew little about the group, Demand Justice, opposition research teams helped to reveal that both White House press secretary Jen Psaki and the president’s judicial selection czar worked with the outfit, headed by a former aide to Hillary Rodham Clinton.