{"bio": {"type": "/type/text", "value": "Michael Walker is the author of more than fifty language textbooks for English students. SUCCESS is one of  his most recent courses with Addison-Wesley."}, "name": "Michael Walker", "personal_name": "Walker, Michael", "created": {"type": "/type/datetime", "value": "2008-04-29T13:35:46.876380"}, "alternate_names": ["Walker, Michael"], "photos": [7247480], "last_modified": {"type": "/type/datetime", "value": "2013-01-07T04:58:37.424718"}, "latest_revision": 4, "key": "/authors/OL2669721A", "birth_date": "1942", "type": {"key": "/type/author"}, "revision": 4}