Mattera’s research focuses on early childhood education and intervention and children’s development. She currently works on impact and implementation evaluation for both preschool interventions and projects focused on children from birth to age 3. In studies related to preschool, she helped lead the Head Start CARES project (which studies the impact of social-emotional interventions on preschool children’s outcomes) and Making Pre-K Count (which examines the effects of a preschool mathematics curriculum). In studies related to children from birth to 3, she focuses on services offered through pediatric settings and aligning services across providers in the early years. Mattera received her PhD in applied developmental psychology from the University of Miami.