If you haven't seen it yet, the Chronicle this morning has a piece on language policy and standardization issues involving Kurdish, here. If you have read much about standardization issues, most of this will be familiar -- selection of varieties as the basis for a standard, orthographic issues, including what alphabet to use, etc. It reminds me in some ways of the situation of the language once
I started to paste in a map of Kurdish dialects but don't know enough about the topic to know what's reliable, among the various ones that look like public domain. A quick image search will show you the set though.