Mark Steyn is a Canadian author and cultural commentator. He has written numerous books, including the New York Times bestsellers America Alone: The End of the World As We Know It. Steyn has been published by magazines and newspapers around the world, and is a regular guest host of the nationally syndicated Rush Limbaugh Show. He also guest hosts Tucker Carlson Tonight on Fox News, on which he regularly appears as a guest.
Steyn lives and works mainly in Woodsville, New Hampshire. He is married, and has three children.