Regarding the campaign, Professor Pape said, “Ron Paul's campaign is making a lasting contribution to the security of the United States and its allies. Indeed, I often tell audiences ‘Ron Paul has the right foreign policy to safeguard America.'"Here's more on Pape, as well as bio sumaries for foreign policy team members Ivan Eland and Leon Hadar.
This has been the subject of much discussion here at WarOnGuns, where foreign policy in general, and the Iraq war in particular, have been raised as sticking points. I found this analysis from another post's comments thoughtful and compelling, and agree with most of what the writer had to say.