Major scholarly discussion groups for scholars in the field are RISA-L, Indology, and H-Asia. You can also search their archives for discussion threads on specific topics, bibliographies, reviews of recent publications, position announcements, and web resource recommendations. And they often will respond to individual requests for help on research topics.
If you are a member, you can search the American Academy of Religion or Association for Asian Studies membership directories.
Similarly, the RISA-L and H-Asia discussion groups enable members to see lists of members.