Relational victimization prospectively predicts increases in error-related brain activity and social anxiety in children and adolescents across two years.

"data availability data will be made available on request. acknowledgments this study was supported by the r01 mh097767"

"Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper."

"This study was supported by the 10.13039/100000025National Institute of Mental Health, R01 MH097767 (PIs: Dr. Greg Hajcak and Dr. Brady Nelson). Previous studies have been published using this dataset (Chong et al., 2020; Gorday and Meyer, 2018; Mehra et al., 2022; Meyer et al., 2018; Meyer et al., 2021), however, no previous studies focused on the relationships between the ERN, relational victimization, and social anxiety symptoms."