--- title: 'Zen and the Art of Data Quality' description: Pirsig's motorcycle classic meets the National Bank of Belgium's DQ guidance - and the three layers of data quality defence Data Controller for SAS provides. date: '2026-08-07 09:00:00' author: 'Data Controller' authorLink: https://www.linkedin.com/showcase/data_controller previewImg: './dilbert.jpeg' tags: - Announcements --- # Zen and the Art of Data Quality The [linked article below](https://www.linkedin.com/pulse/zen-art-data-quality-allan-bowe) contrasts Pirsig's 1974 motorcycle masterpiece with the insightful DQ guidance of the National Bank of Belgium ([nbb_2017_27](/blog/data-quality-and-the-nbb_2017_27-circular/)). ![Dilbert on data quality](dilbert.jpeg) And it would be remiss not to explain how Data Controller for SASĀ® provides 3 layers of data quality defence (for those who Care): 1. **Frontend Defence** - select boxes, type checking, date pickers, validation rules, key protection. Prevents simple mistakes. 2. **Backend Defence** - run a SAS program following a submit to apply complex DQ rules, enabling immediate rejection with contextual reasoning. Prevents any mistake for which a rule can be written. 3. **Human Defence** - changes reviewed by one or more approvers before the target table is updated. The final line of defence against the stress of poor data quality. To complete your data-zen experience - Data Controller can be downloaded, deployed & configured in just a few minutes. It runs on Viya, SAS 9 EBI, and vanilla SAS. DM for details! Read the full article: [Zen and the Art of Data Quality](https://www.linkedin.com/pulse/zen-art-data-quality-allan-bowe)