http://logicmastersindia.com/forum/forums/thread-view.asp?tid=1210&...

Also, Rohan, Rajesh in reply to me confirmed for both Sudoku and Puzzles.

So, everyone has responded. I've updated the first post as required.

I think from an authoring/testing perspective, we have sufficient folks. Once we get started, in case someone is not able to contribute or give in much time, we can check with other people in the pipeline, but for now I'm not planning to ask anyone more.