SIL question

[samuels at anthro.umass.edu]

Does anyone know how SIL calculates their "Linguistic Diversity Index" for
a country on Ethnologue? Or what the resulting number purports to represent?

Thanks.

* *  *   *     *        *             *                     *
David W. Samuels
Assistant Professor
Department of Anthropology
212 Machmer Hall
University of Massachusetts
Amherst, MA 01003

VOX: (413) 545-2702
FAX: (413) 545-9494
email: samuels at anthro.umass.edu
http://www-unix.oit.umass.edu/~samuels/

wot 2 be got 2 be