The Evolution of Scrum: From the 1986 HBR Paper to the 2020 Guide and the 2025 Expansion Pack
As of November 2026 the official definition of Scrum is still the Scrum Guide 2020; the Expansion Pack published in 2025 by Sutherland, Jocham and Coleman (latest v2026.1) does not carry Schwaber's signature and does not replace the official Guide. The post traces the path from the rugby approach of the 1986 HBR article through the 1995 OOPSLA presentation and the 2010-2017 revisions to the Product Goal, commitments and self-management of 2020.
8 Nov 2026
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8 min
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