She came to dread kids’ birthday parties and other social interactions, fearful of inevitable questions about a sibling for her toddler. She became fixated on the idea of pregnancy, seeing pregnant women and families with multiple young children “everywhere”. While this could be explained by the psychological concept of attentional bias (paying attention to selective factors leads us to believe there is an increase in a specific event or occurrence), the distress and sorrow caused by these sightings was genuine.