Learn the differences between quality assurance and quality control. Explore definitions, examples, and how QA and QC ensure quality.

Level two quality products and services need only satisfy customer expectations. The authors discuss the philosophies of eight quality experts - Crosby, Deming, Feigenbaum, Ishikawa, Juran, Pirsig, …

Explore the concepts, tools, applications, and technical terms that make up the world of quality. For more definitions, browse the online glossary of quality terms, acronyms, and key people in the history …

Quality management systems (QMS) play an important role in the continuing improvement of organizations. Learn the history and benefits of QMS at ASQ.org.

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Dec 17, 2025 · The world's most comprehensive collection of quality resources. American Society for Quality’s Quality Resources is your one-stop online library of information related to quality.

Total Quality Management (TQM) is an approach to success through continuous improvement. Learn more about TQM and find resources like PDFs at ASQ.org.

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Find a comprehensive list of downloadable quality tools, diagrams, and advanced implementation templates for all industries including healthcare at ASQ.org.

The journal contains the latest thinking on quality control and quality assurance management, related physical technology, associated statistical tools, standards information, and more.