From Policy Review, professor, do your job: Stanley Fish on why the classroom is not your political platform; an essay on conservative internationalism: Jefferson to Polk to Truman to Reagan; and a review of Let Them In: The Case for Open Borders by Jason Riley. Tear down the walls: Europe's war against immigration is immoral and unwinnable — it's time for a radical rethink. From The Independent Magazine, a cover story on the population paradox and Europe's time bomb. A review of The Dominant Animal: Human Evolution and the Environment by Paul R. Ehrlich and Anne H. Ehrlich (and an excerpt on overpopulation). Know-nothingism — the insistence that there are simple answers to every problem — has become the core of Republican policy. Is "Obama Fatigue" for real, and is it a danger to the candidate? Who framed George Lakoff? A noted linguist reflects on his tumultuous foray into politics. A review of Ahead of the Curve: Two Years at Harvard Business School by Philip Delves Broughton (and more). Why are economic forecasters so wrong, so often? Tim Harford investigates. Forget the Booker of Bookers: The quest to find the oddest book title of the past 30 years has begun. My Beautiful London: Why the novelist and screenwriter Hanif Kureishi is still in love with Britain’s pansexual, multicultural metropolis. An interview Bill Maher on "Religulous".