Papa John’s Ousted CEO Schnatter Says Chain Is Being Poorly Run

The controversial founder of Papa John’s International Inc. hasn’t slipped quietly into the background like Starboard Value LP may have hoped.

John Schnatter, who exited his roles as both chief executive officer and chairman in the past two years but remains a key shareholder, fired shots at the pizza company in a New York Post editorial, claiming it’s been badly run since his departure.

Schnatter said the company that still carries his name has struggled without his leadership and brand expertise. Management may be emphasizing cost-cutting over quality, and morale among store managers, franchisees and employees is at ...