The document discusses quality assurance roles in an agile environment. It addresses who owns quality (everyone), how to improve quality through workflows and regular activities like planning, stand-ups and retrospectives. It describes the tester role as performing various testing types across the development cycle. It also discusses the PPQA (post-production quality assurance) role held by scrum masters and process teams to ensure quality, deploy processes and encourage continuous improvement at both the team and organization levels.
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