How They Did It: Inside a Mega-Collaboration on the US-Mexico Wall

More than 30 journalists set out to film and observe every foot of the border with Mexico, from Texas to California. The result was a fully interactive map with about 20 hours of aerial footage of the border, a seven-chapter story about the journey, 14 additional stories about the consequences of the wall, 14 mini-documentaries and an explanation of the history of the border itself. Here’s how they did it.

GIJN’s Data Journalism Top 10: Useful Chatbots, Less-Is-More Tables and Data Mapping Billions of Birds

What’s the global data journalism community tweeting about this week? Our NodeXL #ddj mapping from Sept 17 to 23 finds numerous data to map, from @NatGeo’s migration of billions of birds to @morgenpost’s Berlin schools and @A24COM’s internet access in Argentina. There’s also @dhanalytics’ tips on improving data tables and @mcrosasb on two useful chatbots.