Between the Spreadsheets: Classifying and Fixing Dirty Data

‘Clear, concise, engaging and entertaining. Highly recommended for anyone involved with data in any capacity.' Information ProfessionalDirty data is a problem that costs businesses thousands, if not millions, every year. And with the increasing use of AI and Generative AI, it’s only getting worse.In organisations large and small across the globe you will hear talk of data quality issues.What you will rarely hear about is the consequences or best practices on how to fix it. Fully revised and updated throughout, this new edition of Between the Spreadsheets draws on classification expert Susan Walsh’s years of hands-on experience in data to present a fool-proof method for cleaning and classifying your data.The book covers everything from the very basics of data classification to normalisation and taxonomies, and presents the author’s proven COAT framework, helping ensure an organisation’s data is Consistent, Organised, Accurate and Trustworthy.A series of data horror stories outlines what