This study was a genome-wide association study (GWAS) of facial emotion recognition ability, conducted in a sample of 2560 participants who attended the Age 24 Clinic of the Avon Longitudinal Study of Parents and Children (ALSPAC). Emotion recognition was assessed using a computer-based six alternative forced choice task, testing the recognition of happiness, anger, sadness, disgust, fear and surprise. The outcome variable is total hits (number of correctly categorised faces out of 96).