Glen P. Aylward, Ph.D., ABPP, is Professor Emeritus of Pediatrics and Psychiatry at Southern Illinois University School of Medicine and served as Chief of the Division of Developmental and Behavioral Pediatrics/Psychology for many years. He is Director of the NICU Developmental Follow-up Program. Dr. Aylward is a Fellow in 6 divisions of the American Psychological Association, and is board-certified in Clinical Psychology and Clinical Child and Adolescent Psychology. Dr. Aylward has authored more than 100 peer-reviewed papers, chapters, abstracts and reviews, and is the author of the Bayley Infant Neurodevelopmental Screener,
and the books, Practitioner's Guide to Developmental and Psychological Testing, Infant and Early Childhood Neuropsychology, and Practitioner's Guide to Behavioral Problems in Children. Dr. Aylward is one of the editors of the book, Bayley-III; Clinical Use and Interpretation. He is also the author of the Bayley Scales of Infant and Toddler Development-4 and the Bayley-4 Screening Test. Dr. Aylward has served on numerous committees and executive boards in the American Psychological Association, the Society for Developmental and Behavioral Pediatrics, and the American Academy for Cerebral Palsy and Developmental Medicine. He is a Past President of the Society of Pediatric Psychology (Division 54, American Psychological Association) and of the Society for Developmental and Behavioral Pediatrics. He also served on the Board of Directors of the AACPDM and has been Associate Editor of the Journal of Developmental and Behavioral Pediatrics since 2003.

1. Brain, Environment, and Development: A Synthesis and a Conceptual Model2. The New Test3. The Cognitive Scale4. The Language Scale5. Motor Scale6. Adaptive Behavior Scale7. Social-Emotional Scale8. The Autism Spectrum Disorder Checklist9. Bayley 4 Accommodations and Modifications10. Indicators of Abnormality (Red Flags)11. Clinical Group Studies12. The Bayley 4 on Q-Global13. Sample Cases14. Providing Feedback15. The Bayley 4 Screening Test