    :author/name "Stuart Halloway"}
   {:author/id "aaron_bedra"
    :author/name "Aaron Bedra"}
+  {:author/id "paul_butcher"
+   :author/name "Paul Butcher"}
 
   ]
 

   :media/isbn "ISBN: 978-1-93435-686-9"
   :media/year 2012
   :media/author [[:author/id "stuart_halloway"][:author/id "aaron_bedra"]]}
]
;; Media-relationships
 [  {:media.relationship/from [:media/id "ilsd_ru"]

   :recommendation/priority 600
   :recommendation/necessary false
   :recommendation/description "Programming Clojure is optional recommendation for developer specialization, because... //TBD @alexpetrov"}
  {:recommendation/specialization [:specialization/id "software_engineer"]
   :recommendation/media [:media/id "7cm7w"]
   :recommendation/id "software_engineer_7cm7w"
   :recommendation/priority 1000
   :recommendation/necessary true
   :recommendation/description "Seven Concurrency Models in Seven Weeks is must recommendation for software engineer specialization, because... //TBD @alexpetrov"}
]
]
