What is the ideal team size? Agile answer is 7+-2

Model: Dunbar's number

go modular

remove dependencies - also in codebase

That's how many it takes to bring a project like this to the market.

[ ] Book: Creativity, Inc. - Ed Catmull

how Pixar managed to have great teamwork in big team ~200

When you get bigger than 7+-2

you still wanna have one team

maybe multiple sub-teams

but only 1 team goal

nobody succeeds unless that one succeeds

(src: Video: The Scaling Dilemma - Mary Poppendieck)

Model: ideal team size

In most organizations, an effective team has a maximum size of around seven to nine people.

High-trust organizations may sustain larger teams.

Model: Dunbar's number - "5, 15, 50, 150"

Dunbar-compatible groupings

Scaling Teams Using Dunbar's number:

(src: Book: Team Topologies - Matthew Skelton & Manuel Pais)

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