{"bio": "Arnold R. Steffensen, Ed.D., was Associate Professor of Mathematics at Northern Arizona University, Flagstaff, Arizona, beginning in 1968. He received his B.A. from the University of Northern Colorado; his M.S. from Colorado State University; and his Ed.D. from the University of Northern Colorado. He authored numerous mathematics textbooks individually and as co-author with L. Murphy Johnson.\r\n\r\nSource: [Northern Arizona University](https://cf.nau.edu/library/sca/exhibits/catalogs/catalog1981_1983/catalog1981_1983_faculty.pdf)", "birth_date": "1942", "alternate_names": ["Arnold J. Steffensen", "Arnold Steffensen"], "key": "/authors/OL665177A", "remote_ids": {"viaf": "91853833"}, "source_records": ["promise:bwb_daily_pallets_2021-01-08", "promise:bwb_daily_pallets_2020-10-08"], "name": "Arnold R. Steffensen", "type": {"key": "/type/author"}, "personal_name": "Steffensen, Arnold R.", "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2008-04-01T03:28:50.625462"}, "last_modified": {"type": "/type/datetime", "value": "2023-12-21T18:01:00.804687"}}