Dan Helfrich has a big job as CEO of Deloitte Consulting LLP. It’s no small feat leading 85,000 employees forward in the day-to-day, let alone on big topics that impact their work and personal lives. When deciding how the global consulting firm would handle the return to the office, Helfrich leaned on a tool he’s been leveraging since grade school: debate. Not in the boardroom or on the executive team—but among every single employee.

