Holman QuickSource Guide to Understanding Creation (Holman Quicksource Guides)
Mark Whortonworks on guidance, navigation, and control systems for spacecraft and launch vehicles at the NASA Marshall Space Flight Center in Huntsville, Alabama. He received a Ph.D. in aerospace engineering from Georgia Tech, teaches Christian apologetics at his local church, and is also the author ofPeril in Paradise: Theology, Science and the Age of the Earth.Hill Robertsholds a Master’s degree in physics from the University of Alabama and serves as a chief scientist for a Huntsville-based aerospace research company. He also founded the Lord, I Believe ministry (LordiBelieve.org) for teaching people the rational basis for faith in God’s existence and has lectured extensively on Christian apologetics in the United States and Russia.