RT Article T1 The destabilization and destandardization of social roles across the adult life course: Considering aggregate social role instability and its variability from a historical-developmental perspective JF Developmental psychology VO 58 IS 3 SP 589 OP 605 A1 Jager, Justin A2 Schulenberg, John E. -2023 A2 Pettit, Gregory S. A2 Lansford, Jennifer E. A2 Staff, Jeremy A2 Rauer, Amy LA English YR 2022 UL https://krimdok.uni-tuebingen.de/Record/1912509733 DO 10.1037/dev0001303