It is a book about Christian growth and how the gospel has the power to modify our deepest affections. If you like Tim Keller, John Piper, or Paul Tripp, you will love this book!
Any Christian can! It is deep (so every pastor and leader should read it), but it is easy enough to be understood by anyone.
The Spanish edition of this book is currently used at Bible Colleges and Seminaries, such as Dallas Theological Seminary in the USA and SETECA in Guatemala. In these cases, it is used normally as reading content for Spiritual Life, Discipleship and/or Counseling subjects.
This is a list of countries where, different churches, ministries, and pastors are reading it at a personal level or in small groups:
In English: United States, Europe, and Australia.
In Spanish: Spain, Holland, Argentina, Uruguay, Chile, Bolivia, Paraguay, Peru, Ecuador, Colombia, Venezuela, Panama, Costa Rica, Honduras, El Salvador, Guatemala, Dominican Republic, Mexico, and the United States.
In Arabic: Egypt, North Sudan, South Sudan, Lebanon, Bahrain, Turkey, United Kingdom, Australia, Sweden, Finland, Kuwait, Brazil, Canada, Philippines, Germany, Kenya, Oman, Iraq, Syria, France, Jordan, and the United Arab Emirates.