He has published many studies and book chapters on psychology topics, such as parental autonomy support, intrinsic motivation, student engagement, and positive psychology interventions. He has developed an intervention that supports autonomy supportive parent-child communication, positive emotions toward learning, and intrinsic motivation to learn among elementary school students. He has also developed a comprehensive positive psychology intervention that supports the development of lifetime gratitude and positive emotions toward learning among college students. He is on the editorial board of three scientific journals: Journal of Attention Disorders, Educational Psychology, and School Psychology International. In order to prepare educators to help youth thrive, he teaches courses related to his research, such as Learning and Motivation.