The Pulpit Magazine Blog has posted a very readable (i.e., non-technical) eight-part series by Phil Johnson entitled “Why I Am a Calvinist . . . and Why Every Christian Is a Calvinist of Sorts.” The series begins with this explanation: “This post is adapted from a transcript of a seminar from the 2007 Shepherds’ Conference, titled ‘Closet Calvinists.'” Check it out: parts 1, 2, 3, 4, 5, 6, 7, 8.