[twitter-dev] Re: Show a specific list you can use the new resource
/tools/scripting/twitterLists.html jeffs
[twitter-dev] Re: Lists API for Subscriptions
take a look at the script entitled lists or memberof (not sure which info you mean) at http://www.ist.rit.edu/~jxs/tools/scripting/twitterLists.html and see if they help jeffs
[twitter-dev] example of converting userName to userID via scripting
it into my example scripts of course give attribution). jeffs aka @jeffsonstein