Prof. Robert Decker graduated from the Protestant Reformed Seminary in 1965. He was ordained and installed as minister in the Doon, Iowa Protestant Reformed Church that same year. In 1969 he accepted a call to serve in the South Holland, IL Protestant Reformed Church. He accepted an appointment in 1973 to serve as professor in the Protestant Reformed Seminary.
"Jesus Christ the Only Begotten Son--Our Lord" (Heidelberg Catechism, Lord's Day 13)
"Jesus Christ, Our Exalted Lord" (Heidelberg Catechism, Lord's Day 19, Q. 50-51))
"Faith in the Holy Spirit" (Heidelberg Catechism, Lord's Day 20, Q. 53)
"Faith and the Future" (Heidelberg Catechism, Lord's Day 22)
"Justification and Good Works" (Heidelberg Catechism, Lord's Day 24)
"The Promise of Baptism" (Heidelberg Catechism, Lord's Day 26)
"The Lord's Supper" (Heidelberg Catechism, Lord's Day 28)
"Conversion" (Heidelberg Catechism, Lord's Day 33)
"Living Chastely in the Love of God" (Heidelberg Catechism, Lord's Day 41)
"Filled With the Spirit" (Acts 2:2-4)
"Contentment Everywhere and in All Things" (Philippians 4:11-13)
"Committed to Faithful Men" (II Timothy 2:1-2)
"Remembering Our Rulers" (Hebrews 13:7-8)
"The Church That Lost Her First Love" (Revelation 2:1-7) WMA