John M. Shoffner, M.D.
is board certified in Neurology, Biochemical Genetics, and in Molecular Genetics and directs the Molecular Laboratory at Medical Neurogenetics. Dr. Shoffner is internationally recognized and called upon for his work (clinical and research) with rare diseases (mitochondrial disease) and has authored over 70 research publications.

Maureen E. Starnes, RN, CPNP
is certified as a Pediatric Nurse Practitioner. She received both her Bachelor's and Master's Degrees in Nursing from Emory University. Maureen has a wide range of experience, both in the hospital setting where she cared for critically ill infants at Emory-Crawford Long and Egleston Children’s Hospital, and in the outpatient setting at the Emory-Children's Center. Her experience in child neurology at the Emory-Children's Center has focused her attention to the challenges of the daily care of children facing chronic illness. She enters Medical Neurogenetics for the purpose of expanding clinical practice, and improving access to the comprehensive care required by children with rare diseases. Maureen is uniquely positioned to provide exceptional care with a focus on patient and family education.

Keith Hyland, Ph.D.
is one of the leading experts in the world on neurotransmitter diseases and directs the Medical Neurogenetics Neurochemistry Laboratory. He trained at Great Ormond Street Hospital, Institute of Child Health, (London, UK) and directed the diagnostic and research activities of the Department of Neurochemistry, within the Institute of Metabolic Disease, a part of the Baylor University Medical Center. He has twice been awarded the Society for the Study of Inborn Errors of Metabolism yearly award and has extensive experience in the diagnosis and study of children with a wide variety of inborn errors of metabolism that affect neurological function. He is a leading expert in the diagnosis and investigation of inherited disorders affecting neurotransmitter and folate metabolism. Dr. Hyland has authored over 120 articles on rare diseases, been the recipient of numerous competitively reviewed grants over his career, and received his Ph.D. at Brunel University (United Kingdom) in 1980 in the field of biochemistry.

Lauren Collier Hyams, Ph.D.
is recognized for her research and publications in the fields of Molecular Genetics, Immunology, and Microbiology. She received her Ph.D. in Microbiology from the University of Georgia and completed a postdoctoral fellowship at Emory University School of Medicine. With her wide array of technical expertise, she leads our laboratory in the areas of molecular biology, test development, research, and technology advancement.

Trey Langley, Ph.D
worked for four years as a licensed medical technologist in the McClendon Clinical Laboratories of the University of North Carolina Hospitals. He then moved to Atlanta where he received his Ph.D in Microbiology and Molecular Genetics from Emory University. Trey is involved in all aspects of the laboratory at Medical Neurogenetics, focusing primarily on new test development and research.

Jonas Perez, Ph.D.
is trained and experienced in the field of analytical biochemistry. He received Bachelor’s degrees in both Chemistry and Computer Information Systems from Lee University; after which he received a Graduate Fellowship to study at Vanderbilt University while earning his Ph.D. During his time at Vanderbilt, the primary focus of his research was the design, synthesis and characterization of novel diagnostics for viral detection. This expertise in both chemistry and biology has allowed him to facilitate the development and implementation of new clinical assays at Medical Neurogenetics.