Robert M. Gullberg, M.D., is a distinguished author and seasoned physician who has been practicing medicine for 39 years. Over the past decade, he has written almost 80 books, spanning a wide range of topics that reflect his diverse interests and life experiences. As a dedicated educator, he has authored numerous medical texts for his students and mentored over 900 physician assistant, medical, and nursing students throughout his career.
 
Dr. Gullberg is also an avid golfer, passionate gardener, stock market trader, and devoted dog lover—subjects he frequently explores in his writing. Also, having spent 25 years of his life on a lake in southeastern Wisconsin, he captured the charm and tranquility of that experience in a book celebrating the joys of lake living.
 
With a strong commitment to education and health, he developed a five-book series titled Teaching Health to Kids, equipping the next generation with practical wellness knowledge. He has children’s books on learning manners, dealing with emotions, and learning sportsmanship.
 
A proud baby boomer, he also penned a nostalgic look at cultural expressions from the 1960s through the 1980s, offering readers a playful journey through decades of memorable sayings.
 
Beyond his hobbies and professional expertise, Dr. Gullberg has written over 40 books on the Christian faith. He teaches biblical principles at all levels—children, teenagers, and adults—with clarity, compassion, and conviction.
 
Through his expansive and heartfelt body of work, Dr. Gullberg inspires readers to pursue new passions, deepen their faith, and cultivate both physical and spiritual well-being.