Curtis Hartshorn has been a minister for 40 years. He works primarily in preaching and teaching. He leads evangelistic Bible studies. He has also taught college level courses on Principles of Marriage and Death and Dying. He has written various Christian education materials, including three other books: My First 52 Days in Christ, The Essence of Revelation and From Atheist to Preacher. Brother Hartshorn has his Bachelor of Arts degree in English and a Masters of Biblical Studies from Bear Valley Bible Institute of Denver with an emphasis in Biblical Counseling.