Maternal Reflective Functioning During the Transition to Motherhood

The goal of this clinical trial is to learn about Maternal Reflective Function (MRF) during the transition to motherhood. The main questions it aims to answer are: Does MRF mediates the connection between risk factors for mental health difficulties during first pregnancy and motherhood (the transition to motherhood) and outcomes related to the mother, the infant, and their relationship. Participants will: Answer questionnaires and clinical interviews during pregnancy and after birth of the first child (twice at third trimester, 1 and 3 months after birth). intervention group will participate in an online short intervention to enhance MRF.