A thorough examination of the theology of the baptism in the Holy Spirit, its relationship to conversion, its importance for believers today, and speaking in tongues. Solid Biblical proof is offered to overcome all of the common objections raised by those who oppose speaking in tongues. The passages on this subject found in the Gospels, Acts, and 1 Corinthians are studied in meticulous detail, being compared with additional cross references from New Testament epistles and the Old Testament. Part of the curriculum consists of the instructor soliciting and answering questions from the class. This personal attention ensures that every student who completes this course has the opportunity to receive satisfactory answers to his questions on this vital topic.