Cohort analysis is the process of breaking up users into cohorts and examining their behavior and trends over time.

We are excited to highlight Hassan Kibirige, creator of Plotnine, to learn more about his data journey and how he ended up creating the python visualization library.

We are excited to start this series by highlighting Dr. Angela Baltes—a Data Scientist, Informaticist, and Senior Research Analyst.

PostgreSQL date functions (like DATE_TRUNC, EXTRACT, and AGE) make wrangling timestamps much easier. Follow these seven use case examples for business analysis.

How to perform an anti join using LEFT JOIN and WHERE. Plus three examples of using anti joins in business scenarios.

Learning SQL is easy when you know Excel. Learn how to make the transition in this guided example & seriously speed up your workflow.