Protector Parts in IFS: Managers and Firefighters Explained By Chris Peressotti, RP | 2026-01-15 | 6 min read In IFS therapy, protector parts fall into two categories: managers and firefighters. Both are trying to help. What are manager parts in IFS? Managers are proactive protectors: the perfectionist, the people-pleaser, the inner critic. What are firefighter parts? Firefighters show up reactively, after pain breaks through: numbing, distraction, impulsive behavior. Frequently Asked Questions Can protector parts change? Yes. When protector parts feel heard and understood, they often relax and find new roles. Chris Peressotti is a Registered Psychotherapist (CRPO #14496) and IFS Level 1 trained therapist at Memory Door Psychotherapy in Toronto.