He holds a doctoral degree in theology and two Master's degrees: one in theology and another in Special Education. He is one of the adjunct professors at IFCA Bible College, where he teaches Evangelism, Church planting and Church growth. He recently published a book entitled Pursuit of Spiritual Renewal: A Call to Corporate and Individual Renewal (2017) and is author of forthcoming book, Five Pillars of Christian Discipleship. Brother Chima has been married to Pastor Favour Umejiaku for twenty-six years and they are blessed with a wonderful and talented son, Jil Chidirim Umejiaku.