David is a retired medical doctor who has been a life-long student of the Christian scripture of which he holds a high view. As a Pastor’s son, he had access as a child to his father’s library as well as other seminary libraries. With the availability of the internet, his opportunity to learn expanded greatly. As an accomplished autodidact and polymath, he has been an informal Bible teacher since age 18 teaching adult Bible classes for his local church and lecturing on ethics and religion at local colleges and universities. He now teaches internationally in graduate seminaries, conferences, crusades, and by internet. Dr. Finch was in the private practice of Nephrology and Critical Care for twenty years and is a prolific inventor with over 150 U.S. and international patents. Some of his inventions remain in widespread use in the treatment of home dialysis patients. He chaired the Board of Directors of Christian Medical Dental Association at the University of Mississippi Medical Center for twenty years and lead annual short term medical mission trips for the students and residents. He also individually engaged in short-term medical missions in Mexico, Haiti, and Buryatia. He retired from patient care 15 years ago and has been active in teaching ministry since. He received ordination as a Minister of the Gospel in 2022.