Research Team (IMAGE) University of Nebraska-Lincoln Caption UNL researchers have conducted a meta-analysis study that shows ADHD medications can cause children to develop sleep problems. Psychology doctoral student and lead author Katie Kidwell (right), doctoral student Alyssa Lundahl and Professor Tim Nelson authored the paper, along with doctoral student Tori Van Dyk, who is away from UNL on an internship. Credit Craig Chandler/University Communications Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.