Ad industry titan Irwin Gotlieb, global chairman of GroupM, on Thursday blasted the ANA’s report on agency transparency released earlier this year as an attempt by “auditors” and “forensic investigation firms” to drum up business.

Gotlieb leveled the charge during an on-stage interview conducted by author and New Yorker media reporter Ken Auletta at the “Video Everywhere Summit 2016,” the all-day conference in New York put on by the Digital Place Based Ad Association (DPAA).

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