{"bio": {"type": "/type/text", "value": "Dr William Leonard Ferrar was an English mathematician. He focused upon interpolation theory and number theory."}, "name": "W. L. Ferrar", "personal_name": "W. L. Ferrar", "death_date": "22 January 1990", "created": {"type": "/type/datetime", "value": "2008-04-01T03:28:50.625462"}, "photos": [7426837], "last_modified": {"type": "/type/datetime", "value": "2016-06-16T08:56:44.592736"}, "latest_revision": 4, "key": "/authors/OL1874411A", "birth_date": "21 October 1893", "type": {"key": "/type/author"}, "revision": 4}