there were no public statements or credible information suggesting that Dr. Russell Barkley has ADHD. Dr. Russell Barkley is a clinical psychologist and a well-known expert in the field of attention deficit hyperactivity disorder (ADHD). He is recognized for his extensive research and contributions to understanding and treating ADHD. However, his personal medical history has not been a subject of widespread public discussion.
Please note that my information might be outdated, and I recommend checking more recent sources for the latest information about Dr. Russell Barkley or any other public figure. Medical conditions are also private matters, and individuals have a right to keep their health information confidential if they choose to do so.