"Americans are from Mars and Europeans are from Venus," wrote foreign policy guru Robert Kagan famously in his book <EM>Of Paradise and Power,</EM> which became an instant <EM>New</EM> <EM>York Times</EM> bestseller last year. Taking Kagan one step further, prominent foreign policy specialists - such as Walter Russell Mead, Timothy Garton Ash, and Francis Fukuyama - here provide multiple perspectives on the state of the transatlantic relationship after the war.