All the wonderful people that make this lab possible.

Principal Investigator

Jessica Sommerville

Jessica Sommerville is an Associate Professor in the Department of Psychology and the Associate Director for the Foundations for Social, Emotional, and Cognitive Competence at the Center for Child and Family Well-Being, both at the University of Washington. She received her Ph.D. at the University of Chicago in 2002 and completed a post-doc at the University of Washington in 2003. Her research is funded by NICHD, the John Templeton Foundation, and via intra-mural funding at the University of Washington.

Jessica Sommerville

Postdoctoral Researchers

Kelsey Lucca

Kelsey is a post-doctoral researcher in the lab. She received her Ph.D. in Developmental Psychology from Duke University in 2017. Kelsey’s research examines the active role that infants and young children play in their early cognitive and social development. Specifically, her work explores how curiosity, or the drive to seek out information, shapes early learning experiences — with a focus on processes related to language acquisition and social cognition. Learn more about Kelsey's research at her website.


Graduate Students

Arianne Eason

Ari is a 5th year PhD student in the Social/Personality & Developmental areas. Her research interests lie at the intersection of social and developmental psychology. In her first line of research, she is interested in understanding how children and adults process subtle environmental information related to race and interracial interactions. In her second line of work, she interested in understanding the information that infants use to evaluate others during social interactions. She is also working with Dr. Cheryl Kaiser in the Social/Personality area and Dr. Kristina Olson in the Developmental area.

Airianne Eason
Elizabeth Ake

Elizabeth is a 4th year graduate student who is interested in the development of prosocial behavior and fairness understanding. Specifically, she is interested in why we help others, what factors increase our helping behaviors, and under what conditions we expect equality. Elizabeth studies the developmental origins of these questions in Jessica Sommerville's lab with infants and in Kristina Olson's lab with young children. In her free time, Elizabeth loves to play tennis and go hiking.

Elizabeth Ake

Research Staff

Rachel Horton

Rachel is a lab manager at the ECCL. She graduated from the University of Washington with a B.S in psychology. Rachel is interested in the development of prosocial behavior and the development of persistence.

Rachel Horton