Sibling disclosure and adolescents' coping from before to during the COVID-19 pandemic: A longitudinal study.

The extraordinary disruptions associated with the COVID-19 pandemic created a unique context to investigate the links between family communication and adolescent adjustment. Given that widespread stay-at-home orders increased time spent in the family setting, the present study examined reciprocal links between older and younger adolescent siblings' disclosure toward each other and concurrent and prospective links between those disclosures and their own and their siblings' coping from before to during the early stages of COVID-19 pandemic. Participants were two adolescent-aged siblings (older siblings: 51% female, = 15.