InfoPath Dev

I have read a bit about the Global Catalog over the last couple of weeks, but I didn't think this also included users in trusted domains. I was under the impression the Global Catalog could be used to search for users within a single forest (which may contain multiple domains) and that each forest would have it's own Global Catalog. ...

I'm relatively inexperienced with SharePoint (MOSS 2007), InfoPath and Active Directory, so excuse me if this is a silly question. We're building a forms portal in MOSS 2007, using InfoPath Forms Services with browser based forms. I'm looking into the possibilities for retrieving the current form user's email address within an ...