Medical Advisory Board


Daniel S. Durrie, M.D., serves on LRG’s medical advisory board. He is an internationally recognized refractive surgeon who is renowned as one of the Top Ten refractive surgeons in America and one of the 50 most influential ophthalmologists in the world. He has been named one of Castle Connolly’s “America’s Top Doctors,” and is the only refractive surgeon in the Great Plains region to receive that honor. With more than 30 years of experience in refractive and corneal surgery, he has dedicated his career to being a pioneer in procedures to correct nearsightedness, farsightedness, astigmatism and presbyopia


Richard L. Lindstrom, M.D., serves on LRG’s medical advisory board. He is a founder and attending surgeon of Minnesota Eye Consultants, a board-certified ophthalmologist, and internationally recognized leader in corneal, cataract, refractive and laser surgery. Dr. Lindstrom has been at the forefront of ophthalmology’s evolutionary changes throughout his career, as a renowned researcher, teacher, inventor, writer, lecturer, physician and surgeon.

Dr Lindstrom holds more than 30 patents in ophthalmology and has developed a number of solutions, intraocular lenses, and instruments that are used in clinical practices globally. He serves on the board of directors of AcuFocus, Inc.; TLC Vision; Occulogix; Eyeonics; Refractec; and the Minnesota Medical Foundation


Louis Probst, M.D., serves on LRG’s medical advisory board and is Medical Director of TLC Laser Eye Centers. Dr. Probst is one of the most experienced refractive surgeons in the United States, performing up to 200 procedures per week. He has given hundreds of lectures, has provided training to surgeons and eye doctors at refractive surgery conferences throughout the world, and has published more than 45 articles in peer-reviewed journals and 75 book chapters on refractive surgery.

Twice Dr. Probst has been voted one of the Top 50 worldwide opinion leaders in cataract and refractive surgery by surgeons receiving Cataract and Refractive Surgery Today. He also has designed several new instruments to enable surgeons around the world to better perform refractive surgery


Steve Schallhorn, M.D.,is currently in private practice in San Diego, CA and the Chief Medical Director for Optical Express, UK.  He retired from the Navy in February, 2007 as the US Navy’s Refractive Surgery Program Manager where he directed the center at the Naval Medical Center San Diego.  He was the founder of the Department of Defense refractive surgery program which now consists of over 20 centers providing mission-enhancing surgery to active duty personnel. He was the first surgeon in the Department of Defense to perform LASIK and PRK procedures and implant phakic intraocular lenses.  Doctor Schallhorn has lead studies on the safety and effectiveness of refractive surgery with a special emphasis on evaluating the quality of vision.   He routinely receives consultation requests from governmental and civilian organizations around the world and was instrumental in the recent NASA approval of LASIK.


Roger Steinert, M.D., currently is a vice chairman of clinical ophthalmology; director of refractive, cornea, and cataract surgery; and professor of ophthalmology and biomedical engineering at the University of California, Irvine Medical Center.

He is internationally known for his research and clinical expertise in the fields of cataract surgery, corneal transplantation, and refractive surgery. He has published more than 120 peer-reviewed journal articles, more than 60 book chapters, and four textbooks. Dr. Steinert recently completed his term as president of the American Society of Cataract and Refractive Surgery and is now program chair of its annual meeting.


Vance Thompson, M.D., serves on LRG’s medical advisory board and is currently the Director of Refractive Surgery for Sanford Clinic in Sioux Falls, South Dakota. He also serves as an assistant professor of Ophthalmology at the Sanford USD School of Medicine.

A leading international researcher in the field of laser vision     correction, he has played a key role in developing the excimer laser for vision correction and also served as a principal investigator in numerous FDA-monitored clinical trials studying laser and implant vision correction of nearsightedness, farsightedness and astigmatism.

Dr. Thompson has been published extensively in journals and books and is co-author of a refractive surgery textbook. He also lectures and teaches refractive surgery to thousands of eye surgeons throughout the world.

William B. Trattler, MD is a refractive, corneal and cataract eye surgeon at the Center For Excellence In Eye Care, who lectures extensively across the US on improving visual outcomes with various eye surgeries and procedures. Dr. Trattler focuses on making a positive difference for each of his patients.

Dr. Trattler is board certified by the American Board of Ophthalmology and has been an author of many articles and abstracts, including Microbiology Made Ridiculously Simple, a textbook he helped co-author, which is used by medical, nursing and veterinary students throughout the world. In 2002, Dr. Trattler received the “Outstanding Young Ophthalmologist Leadership Award” from the Florida Society of Ophthalmology (FSO). In 2006, Dr. Trattler was recognized by his peers as one of the top 50 Cataract and Refractive Surgery Opinion Leaders in a survey conducted by the publication Cataract and Refractive Surgery Today. In 2016, he was recognized by the publication Ocular Surgery News as a a Premier Surgeon 300 Innovator in Refractive Cataract Surgery. Also in 2016, Dr. Trattler was named by the publication “The Ophthalmologist” as one of the “Top 100 most influential people in the world of ophthalmology.”