Op-Ed The Rise of the Nones: Part 2 Otis Dudley Duncan From: Volume 24, No. 2 February / March 2004 ShareTweet Otis Dudley Duncan Otis Dudley Duncan is a retired sociologist/statistican whose forty-year career featured the analysis of survey data. He has taught several university-level courses and is an emeritus member of the National Academy of Sciences. See more articles This article is available to subscribers only. Subscribe now or log in to read this article.