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305:. The Crystal family is colour-coded to signify the "weight" of methodology needed. Thus, a large project which has consequences that involve risk to human life would use the Crystal Sapphire or Crystal Diamond methods. A small project might use Crystal Clear, Crystal Yellow or Crystal Orange.
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in 2001, the agile PM Declaration of
Interdependence in 2005, and co-founded the International Consortium for Agile in 2009 (with Ahmed Sidky and Ash Rofail). He is a principal expositor of the
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In 2015, Alistair launched the Heart of Agile movement which is presented as a response to the overly complex state of the Agile industry.
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The methodologies in the
Crystal family (e.g., Crystal Clear), described by Alistair Cockburn, are considered examples of
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for documenting business processes and behavioral requirements for software, and inventor of the
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movement in software development. He cosigned (with 16 others) the
Manifesto for
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383:, Alistair Cockburn, February 2003, D.Ph. dissertation, University of Oslo Press
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341:, Alistair Cockburn, 1st edition, January, 2000, Addison-Wesley Professional,
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247:) is an American computer scientist, known as one of the initiators of the
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Crystal Clear : A Human-Powered
Methodology for Small Teams
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from the article and its talk page, especially if potentially
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