    :author/name "Steven Proctor"}
   {:author/id "yakov_fain"
    :author/name "Yakov Fain"}
-
+  {:author/id "chas_emerick"
+   :author/name "Chas Emerick"}
+  {:author/id "brian_carper"
+   :author/name "Brian Carper"}
+  {:author/id "christophe_grand"
+   :author/name "Christophe Grand"}
   ]
 
  [{:media/id "pragmatic_programmer"

   :media/year 2002
   :media/isbn "ISBN-13: 978-0321127426 ISBN-10: 0321127420"
   :media/author [[:author/id "martin_fowler"]]}
  {:media/id "prclj"
   :media/type :media.type/book
   :media/title "Programming Clojure (2nd edition)"
   :media/essential true
   :media/experience 2
   :media/isbn "ISBN: 978-1-93435-686-9"
   :media/year 2012
   :media/author [[:author/id "stuart_halloway"][:author/id "aaron_bedra"]]}
  {:media/id "7cm7w"
   :media/type :media.type/book
   :media/title "Seven Concurrency Models in Seven Weeks:"
   :media/subtitle "When Threads Unravel"
   :media/essential false
   :media/experience 2

   :media/author [[:author/id "paul_butcher"]]}
  {:media/id "7l7w"
   :media/type :media.type/book
   :media/title "Seven Languages in Seven Weeks"
   :media/subtitle "A Pragmatic Guide to Learning Programming Languages"
   :media/essential false
   :media/experience 1
