Who Is the Holy Spirit? focuses on the third Person of the Trinity, the Holy Spirit: Who is the Holy Spirit? What is His role in the life of a believer? How can the Spirit help me be more like Jesus? It contains 60 questions divided into five sections: The Person of the Holy Spirit: Is the Holy Spirit a person? Is God the Holy Spirit equal with God the Father and God the Son? If the Holy Spirit is equally God, why does He glorify the Son? The Holy Spirit and Jesus: What was the Holy Spirit's role in the baptism of Jesus? What was the Holy Spirit's role in the ascension and glorification of Jesus? Why did Jesus have to leave in order for the Holy Spirit to come? What the Holy Spirit does in the world: What was the Spirit's role in creation? What happened at Pentecost? What is spiritual warfare?
The Holy Spirit in the life of individuals: What does it mean to receive the Holy Spirit? How does the Holy Spirit comfort believers? What does it mean to be sealed with the Holy Spirit? How we relate to the Holy Spirit: What is the Holy Spirit's role in prayer? What is the role of the Holy Spirit in making life decisions? If the Holy Spirit is living in me, why do I still sin? The gifts of the Spirit: What are the gifts of the Spirit? Are they the same for every Christian? What does the Bible mean by "fruit of the Spirit"? Also available in Afrikaans under the title Wie is die Heilige Gees?