This study evaluated the book, Marital Happiness Is a Choice, in terms of relevance, integration of principles, practicality and interest to readers. The research question was: Is the book, Marital Happiness Is a Choice, effective in terms of relevance, integration of principles, practicality and interest to readers? Twenty-four out of thirty-two subjects chose to participate in the study. The participants were chosen from a diversified population. They were chosen from four different states: Massachusetts, Georgia, Texas, and California. They had different backgrounds in education, ministry, profession, number of years in marriage, and frequency of involvement in ministry with other couples. Each participant read one of the fourteen chapters of Marital Happiness is a Choice and filled out a questionnaire that was designed to test the following hypotheses: (1) The topics of the chapters is relevant to the subject of marriage; (2) The book integrates both biblical and psychological principles in addressing the issues related to marriage; (3) The book offers practical recommendations to the reader on the issues of marriage; and (4) The reader finds the book so interesting that he or she will recommend it to others. Descriptive statistics were used to analyze and summarize the data. With an overall Mean of 6.4 on a scale of 1 (Strongly Disagree) to 7 (Strongly Agree), the answer to the research question was that the book, Marital Happiness Is a Choice, was found to be effective in all four categories of the study. The most common response to the questions was 7 (Strongly Agree). There was overwhelming agreement on the effectiveness of the book in terms of relevance, integration of principles, practicality and interest to readers. Nonetheless, despite the positive response of the participants, the book had several weaknesses that need to be addressed. They included lack of biblical support for some of the arguments given, lack of supportive research data for some claims and the need to add a couple chapters on contemporary issues such as domestic abuse and legal disputes among spouses. Otherwise, the overall rating of the book was positive.