Duncan Lewis

About the Author

Duncan Lewis is a passionate running enthusiast and certified coach who has transformed countless beginners into confident marathoners through his accessible and motivational writing. With over a decade of experience in endurance sports, he draws from personal triumphs—including his own journey from couch potato to ultramarathon finisher—to demystify the world of running. His practical advice emphasizes gradual progression, injury prevention, and the joy of the run, making fitness achievable for all. In his acclaimed book, The Beginner's Guide to Running: NEWBIE TO RUNNING 5K, 10K, HALF MARATHON AND FULL MARATHON WITH EASE, Lewis provides step-by-step plans that empower readers to lace up and hit the pavement with confidence and ease.