Yes, you can have people discuss issues but you need to make sure that you do not use more of these entities' trademarks than necessary to make your point. There is also an issue of fair use, but make sure that you consider the legal issues to find fair use because if your are wrong, you can be liable. You should show your work to someone knowledgeable in these fields to determine if you are okay.
Answered on Jul 08th, 2012 at 2:16 PM