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the PM's leadership style changes at every stage

Tuckman Model of Team Development

5

Stages

Forming, Storming, Norming, Performing, Adjourning

4

Leadership Styles

Directing, Coaching, Supporting, Delegating

1

Regression Risk

Teams can slip back when membership or scope changes

performance dips in storming before it rises

The Tuckman Curve

highlowteam performance over time →FormingDirectingStormingCoachingNormingSupportingPerformingDelegatingAdjourningRecognizingthe dip is normal — coach through it

how to read this

  • › The curve shows team performance over time. Performance dips in Storming before it climbs.
  • › The label under each stage name shows the leadership style that fits that stage. Directing works in Forming — it smothers a Performing team.
  • › The dip at Storming is not a failure. It's where conflict surfaces and the team learns to work together. Rushing past it leaves unresolved tension that kills Performing later.
  • › Teams can regress. New members, scope changes, or pressure can drop a Performing team back to Storming overnight.

Exam Traps

Storming is normal, do not suppress it

Conflict during storming is healthy and leads to better team function. The PM facilitates productive conflict, does not shut it down.

Teams can regress

Adding or losing members, scope changes, or external pressure can knock a Performing team back to Storming. The exam tests awareness of this.

Not every team reaches Performing

Some teams plateau at Norming. The PM's job is to continuously remove obstacles, not assume the team will get there on its own.

Leadership style should match the stage

A Directing style works for Forming but smothers a Performing team. Match the style to where the team actually is.

Coach through storms

Storming is where teams prove themselves. Facilitate conflict, surface disagreements, and help the team move to Norming.

Do not over-direct

A Performing team micromanaged by the PM will regress. Delegate and get out of the way.

1
Forming is the First Rehearsal

Everyone is polite, nobody wants to criticize. The band leader gives directions. Nothing sounds great yet.

2
Storming is the First Real Argument

The drummer wants faster tempo. The singer wants more ballads. Tension is normal. Coach them through it.

3
Norming is When They Agree

The band settles into a sound. They trust each other. They know who does what.

4
Performing is the Hit Song

The band is tight. They play off each other. The leader just needs to book the gigs.

5
Adjourning is the Farewell Tour

The tour ends. The band breaks up or reinvents. Celebrate what was made.

Form, Storm, Norm, Perform, Adjourn. Match your style to the stage.
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Reviewed by Chris K., PrepSolution Content Editor, Project Management
Sources verified against PMI 2026 standards
Updated May 2026