Eric Keller is professor of computer science at the University of Lausanne, Switzerland, where he directs a laboratory for the scientific analysis of speech (LAIP).  He obtained his doctorate in linguistics from the University of Toronto.  He is the author of 3 books and 50 scientific articles on speech.  His software product Signalyze(tm) 3.0 for sound and speech analysis is recognized as a standard in the field.