Conservative radio talk show host Michael Reagan is a man with a mission. In his new book Twice Adopted, Reagan recounts his path through a painful and confused childhood to becoming a man of faith – a history he thinks can speak to many. Reagan was adopted into a life of privilege shortly after his birth. This good fortune imposed a high cost on the young Reagan, however, including years spent at boarding schools, the divorce of his parents (“where two adults take everything that matters to a child, smash it up, leave it in ruins on the floor, then...