Excel's Data Model feature allows you to build relationships between data sets for easier reporting. Here's how to use it to make data analysis easier.

Many executives, and even my family, ask me, "What does a chief data or digital officer actually do?" My answer is simple: I ...

One of the most important steps in desiging a database is establishing the data model. Part one of a two-part article describes how to create a logical model.

Better data annotation—more accurate, detailed or contextually rich—can drastically improve an AI system’s performance, adaptability and fairness.

Data models are used to represent real-world entities, but often have limitations. Avoid common data modeling mistakes for data integrity.