How would you respond to video footage of Richard Dawkins professing faith in Christ? Or one about Hugh Ross advocating for young-Earth creationism? Either situation would be shocking and the confusion would grow when deeper investigation reveals it was a misquote or deceptive editing. Welcome to the world of deepfakes. What can we do to minimize harm?

What Are Deepfakes?

According to Merriam-Webster, a deepfake is “an image or recording that has been convincingly altered and manipulated to misrepresent someone as doing or saying something that was not actually done or said.” Scientifically, deepfakes are video content produced from the battle between two artificial intelligence (AI) combatants known as generative adversarial networks (GAN). One side, the generative network, generates video imagery using neural networks. The other side, the discriminative network, analyzes the video imagery to determine its realism.

The generative network maps the facial features and movements of the fake target into a complex roadmap (although “roadmap” oversimplifies the concept). Then it uses this roadmap to compile the new video with the target’s face. The discriminative network then looks for flaws or defects in the resulting video that would identify the video as fake. The analysis by the discriminative network is propagated back to the generative network, allowing it to produce more realistic fake videos.

How Realistic Are Deepfakes?

A quick search of the internet produces many examples of deepfake videos (be careful, many deepfakes are not innocent and wholesome). Currently, most deepfakes are easy to spot due to odd mannerisms or movements, but the basic process used by GANs will inevitably lead to better and better fakes. As the generative network makes increasingly realistic videos, the discriminative network must grow more adept at finding defects. However, any process developed for identifying defects will be incorporated into the generator, resulting in even more realistic videos. It’s not a matter of if, but when, the technology will advance to the point where the human consumer cannot spot a fake video.

How Should We Respond?

If seeing is believing, deepfakes throw a monkey wrench into our ability to discern the truth. But good tools exist to help us. Three passages from the Bible provide helpful guidance in pursuing truth.

1. James 1:19–20: My dear brothers and sisters, take note of this: Everyone should be quick to listen, slow to speak and slow to become angry, because human anger does not produce the righteousness that God desires. Before speaking (or believing) something, whether it supports or attacks your position, take time to listen to what really happened. Applying this principle provides you time to dig for the truth.

2. Proverbs 18:17: In a lawsuit the first to speak seems right, until someone comes forward and cross-examines. When digesting information in any form, but especially video, take time to hear what “the other side” has to say. Hearing both sides often allows you to actually hear the truth. Personally, this approach has been tremendously helpful for discerning the truth in challenging situations.

3. Matthew 7:12: In everything, therefore, treat people the same way you want them to treat you, for this is the Law and the Prophets. Would you want your name smeared because of a fake video? Of course not! Then let’s make sure we don’t do the same. This others-oriented mindset gives you the opportunity to care for others. It ensures we love someone enough to understand the truth. And, if we find the truth warrants it, treating others respectfully enables us to give judgment with justice.

Nothing New under the Sun

For some practical steps, verify everything before posting on social media. Find reliable sources of information—particularly if those sources share your viewpoint. And, if social or mainstream media sources continue to provide unreliable information, quit listening to them.

The author of Ecclesiastes states, there is nothing new under the sun. Technology is morally neutral; human agents who use it are not. Just as Photoshop made us evaluate photographs more carefully, so deepfakes require better discernment with video. Christians are called to relentlessly pursue the truth and to hold those who distort it accountable.

Check out more from Reasons to Believe @Reasons.org

About The Author

Jeff Zweerink

Since my earliest memories, science and the Christian faith have featured prominently in my life - but I struggled when my scientific studies seemed to collide with my early biblical training. My first contact with RTB came when I heard Hugh Ross speak at Iowa State University. It was the first time I realized it was possible to do professional work incorporating both my love of science and my desire to serve God. I knew RTB's ministry was something I was called to be a part of. While many Christians and non-Christians see the two as in perpetual conflict, I find they integrate well. They operate by the same principles and are committed to discovering foundational truths. My passion at RTB is helping Christians see how powerful a tool science is to declare God's glory and helping scientists understand how the established scientific discoveries demonstrate the legitimacy and rationality of the Christian faith. While many Christians and non-Christians see the two as in perpetual conflict, I find they integrate well. • Biography • Resources • Upcoming Events • Promotional Items Jeff Zweerink thought he would follow in his father's footsteps as a chemistry professor until a high school teacher piqued his interest in physics. Jeff pursued a BS in physics and a PhD in astrophysics at Iowa State University (ISU), where he focused his study on gamma rays - messengers from distant black holes and neutron stars. Upon completing his education, Jeff taught at Loras College in Dubuque, Iowa. Postdoctoral research took him to the West Coast, to the University of California, Riverside, and eventually to a research faculty position at UCLA. He has conducted research using STACEE and VERITAS gamma-ray telescopes, and currently works on GAPS, a balloon experiment seeking to detect dark matter. A Christian from childhood, Jeff desired to understand how the worlds of science and Scripture integrate. He struggled when his scientific studies seemed to collide with his early biblical training. While an undergrad at ISU, Jeff heard Hugh Ross speak and learned of Reasons to Believe (RTB) and its ministry of reconciliation - tearing down the presumed barriers between science and faith and introducing people to their personal Creator. Jeff knew this was something he was called to be a part of. Today, as a research scholar at RTB, Jeff speaks at churches, youth groups, universities, and professional groups around the country, encouraging people to consider the truth of Scripture and how it connects with the evidence of science. His involvement with RTB grows from an enthusiasm for helping others bridge the perceived science-faith gap. He seeks to assist others in avoiding the difficulties he experienced. Jeff is author of Who's Afraid of the Multiverse? and coauthor of more than 30 journal articles, as well as numerous conference proceedings. He still serves part-time on the physics and astronomy research faculty at UCLA. He directs RTB's online learning programs, Reasons Institute and Reasons Academy, and also contributes to the ministry's podcasts and daily blog, Today's New Reason to Believe. When he isn’t participating in science-faith apologetics Jeff enjoys fishing, camping, and working on home improvement projects. An enthusiastic sports fan, he coaches his children's teams and challenges his RTB colleagues in fantasy football. He roots for the Kansas City Chiefs and for NASCAR's Ryan Newman and Jeff Gordon. Jeff and his wife, Lisa, live in Southern California with their five children.



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