Defining developmental progressions can be an important step in identifying developmental precursors and mechanisms of change, within and across areas of reasoning. In one exploratory study, we examine whether the development of children's thinking about ownership follows a systematic progression wherein some components emerge reliably before…

Insufficient referral and participation in Part C Early Intervention (EI) services are common among children aged birth to 3 years, including those automatically eligible due to diagnosed medical conditions. States have established lists of diagnosed medical conditions to streamline eligibility determination for these children. However, there is…

Robust evidence supports the efficacy of early autism intervention. Despite broad consensus that earlier intervention leads to better outcomes, evidence for this has been limited to correlational studies. This study examined timing effects of the Early Social Interaction (ESI) model, a parent-implemented intervention, using a complete crossover…

Teacher certificates often span broad grade bands, such as K-5, K-6, or even K-8. To earn these certificates, teacher candidates often spend more time learning content designed for older children and less on early childhood development and early literacy and numeracy. This issue of "State Innovations" highlights the Michigan State Board…

There is a critical need for validated screening tools for autism spectrum disorder in very young children so families can access tailored intervention services as early as possible. Few screeners exist for children between the recommended screening ages of 18-24 months. This study examined the utility of a new autism-specific parent-report…

This briefing paper explores Infant and Early Childhood Mental Health (IECMH) policies and practices that state early intervention (Part C) programs may consider implementing to meet the social-emotional and mental health needs of infants and toddlers in the context of relationships with their parents and other caregivers.