Herb Dean responds to Alex Pereira back-of-head complaints

Referee Herb Dean has pushed back on Alex Pereira's complaints about illegal strikes in his UFC White House loss to Ciryl Gane, offering a technical breakdown of what qualifies as the back of the head under unified MMA rules.

Gane stopped Pereira with ground strikes one minute and 27 seconds into the second round at UFC Freedom 250 on the South Lawn in Washington earlier this month. Pereira released a video this week claiming he warned Dean about strikes to the back of his head before the bout and accused the veteran official of ignoring multiple fouls during the finish, per MMA Mania.

Dean's rule explanation focuses on nape of the neck

Dean addressed the controversy in a video statement without engaging Pereira's personal criticism. "I could tell by some of the comments online that I owe you guys an explanation about the rules and how I refereed the fight," Dean said, according to MMA Mania. He explained that the prohibited zone centers on the nape of the neck and occipital junction, covering the spine and a mohawk-shaped strip down the center of the skull with a one-inch buffer on each side.

"This area is a fair blow," Dean said of the sides of the back of the head outside that mohawk corridor. He noted the rule differs from boxing, where the illegal zone extends further around the skull. Slow-motion footage reviewed after the bout showed most of Gane's finishing sequence landed in the legal zones Dean described, with two clear fouls visible at reduced speed — a sharp contrast to the full-speed broadcast that appeared to show a sustained attack to the prohibited area.

Pereira, who moved up from heavyweight/" class="internal-link text-bone underline decoration-ash/30 hover:decoration-gold underline-offset-2">light heavyweight to pursue the interim heavyweight strap, has not announced his next steps since the loss.

Reported via:

• MMA Mania — Herb Dean responds to Alex Pereira: ‘I owe you guys an explanation about the rules’