Clojure maps generally have keywords as keys and keywords are callable as getters: (map :title orders) Is analogous to: (map #(get % :title) orders)

Clojure maps generally have keywords as keys and keywords are callable as getters: (map :title orders) Is analogous to: (map #(get % :title) orders) Which is shorthand for: (map (fn [order] (get order :title)) orders)