Despite years of congressional hearings, academic research, whistleblowers and testimony from parents and teenagers about the harms of Instagram, Meta’s wildly popular app has failed to protect children with its “woefully ineffective” safety measures, according to a new report from former employee and whistleblower Arturo Bejar and four nonprofit groups. Meta called the report “misleading and dangerously speculative” and said it undermines “the important conversation about teen safety.