My Favorite Tools: Alberto Cairo on Data Visualization

For our series on journalists’ favorite tools, we spoke to Alberto Cairo, head of visualization at the University of Miami’s Institute for Data Science and Computing. Cairo shared several user-friendly tools and core principles to help investigative reporters shape their data visually to create new insights for audiences.

How Univision Revealed Flaws in Costa Rica’s Judicial System

Four years of work and 8,000 judicial rulings later, the team at Univision Data shows how in Costa Rica, a person is more likely to be convicted of a crime if they are assigned a public defense attorney than if they have a private one. Their methodology included web scraping, R and logistic regression — a statistical method common in social sciences but practically unexplored in newsrooms.

Top Ten #ddj: The Week’s Most Popular Data Journalism Links

What’s the data-driven journalism crowd tweeting? Here are top links for Oct 24-30: Clinton/Trump facial analysis (@benheubl ); 10K edits to Clinton/Trump Wikipedia pages (@chrisalcantara); Amnesty 36-year dataviz (@jwyg); Latinos in office (@UnivisionData); open source tools (@M_Mandalka); & more.