Called: My Journey to C. S. Lewis's House and Back Again will be out in less than a month. It's been a long journey, but the big day is nearly here.

Set in historic Oxford, England and the former home of C. S. Lewis, Called is a memoir on calling. It's an honest account of the exciting peaks and difficult valleys of mine and my wife's journey of leaving home, career, and community to pursue a calling.

It's also a wrestling with the question of what it even means to be called.

Here are three things to know about the book.