Task and procedures
In the MRI study, mothers completed the revised RMET version (Baron-Cohen et al., The scanning was divided into two runs, each of which comprised a blocked CACBCA…design, where A: ToM condition, B: GeN condition, and C: resting condition. Both A and B lasted for 30 s, with the instruction word presented for 2.5 s. Then, six photographs were presented for 4.5 s each, followed by a 5-s inter-stimulus interval. C lasted for 15 s, during which only a fixation cross was presented. Each run contained 18 photographs of both A and B. The order of photographs in blocks A and B were counterbalanced across participants. Participants underwent training sessions before fMRI, outside the scanner, using training items (Supplementary Material 