Peopleware: Signs of a Jelled Team
Signs of a jelled team:
The most important of these is low turnover during projects and in the middle of well-defined tasks.
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Jelled teams are usually marked by a strong sense of identity.
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There is a sense of eliteness on a good team.
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There is invariably a feeling of joint ownership of the product built by the jelled team. (DeMarco and Lister 2013, chap. 21)
DeMarco, Tom, and Timothy Lister. 2013. Peopleware: Productive Projects and Teams. 3rd ed. Addison-Wesley Professional.