Disentangling family socioeconomic components, candidate processes, and preschool cognitive outcomes: A systematic scoping review, evidence map, and source-audited direction synthesis Publication date: October 2026 Source: Acta Psychologica, Volume 270 Author(s): Dandan Yang, Xuan Zhang, Xinlin Huang, Baoheng Li, Sergey Kiselev, Ningkun Xiao