context: Ringen earned her Ph.D. in Linguistics from Indiana University in 1975, with a dissertation entitled Vowel Harmony: Theoretical Implications.
source: Ringen was co-editor of the Nordic Journal of Linguistics from 2001–2015.
reference_original: Ringen war von 2001 bis 2015 Mitherausgeberin des Nordic Journal of Linguistics.
reference_flipped: Ringen war von 2001 bis 2015 Mitherausgeber des Nordic Journal of Linguistics.