Taiwo and Kehinde Hassan AKA Christian Rich have created some of the most progressive rap productions of the ’10s. After producing for artists like Foxy Brown and Lil Kim in the ’00s, Rich racked up credits with rappers like Earl Sweatshirt, Drake and J. Cole. Since moving to Berlin two years ago, Rich have continued that trajectory, producing songs for Jaden Smith and collaborating with Little Dragon and fellow Chicagoan Vic Mensa. Here, they discuss their biggest hits and their approach to production.