Tovah P. Klein, Ph.D. - Director

Tovah P. Klein, Ph.D ( has a doctorate in developmental and clinical psychology from Duke University and holds a bachelor's degree from University of Michigan in Psychology. She is on faculty in Psychology at Barnard College and conducts research on children's social development and parents' experiences parenting young children, including the challenges of combining work and family. Other research areas focus on trauma and young children, as well as children's use of play to communicate and process emotions and stressful experiences. She is on the Advisory Boards of Room to Grow, Per Dev, Rwanda Educational Assistance Program, Ubuntu Education Fund,, and has been an advisor to Sesame Street. Dr. Klein is an advisor to children's TV and film, and is frequently quoted in parenting magazines and the media as an expert on toddler development and parenting issues. Dr. Klein's book How Toddlers Thrive: What parents can do today to plant the seeds of lifelong success was published in 2014. Follow her on Twitter: @tovahklein. She is the mother of three boys, all Toddler Center graduates.

Patricia H. Shimm - Associate Director

Patricia H. Shimm, M.A. ( received her graduate training from Teacher's College, Columbia University. She is a founder of the Toddler Center and has extensive experience both as a teacher of toddlers and as a leader of parent groups focused on issues of parenting and child development. She is the author of Parenting Your Toddler: The Expert's Guide to the Tough and Tender Years (published by Perseus Books), served on the Advisory Board for Parenting Magazine, and is currently an expert at She is the mother of three and grandmother of six.

Andrea Carmosino - Center Administrator

Andrea Carmosino ( is the Center Administrator and can answer questions about the Toddler Center.  She is the mother of three children, all  Toddler Center graduates, currently in high school, college (a Barnard College junior), and beyond.  In the past, Andrea worked at the Columbia University School of Social Work (and is a CU alum).  Most recently, she has been running her own jewelry business.  She is happy to return to the Toddler Center.

Ashley Cattaneo -  Head Teacher

Ashley Cattaneo ( received her bachelor's degree from SUNY Cortland in 2012 with a certification in Inclusive Special Education (1-6).  She is currently in her  last year at Bank Street in the Infant and Family Development/Early Intervention and Early Childhood Special Education Program.

Alexandra Martinez -  Head Teacher

Alexa Martinez ( graduated from Bryn Mawr in 2011 and taught elementary and middle school Special Education in Louisiana for 4 years before moving to NYC for grad school. Alexa is currently in her final year of a dual MSW/MS.Ed. degree program at Bank Street and Hunter.

Serena Baroudi - Assistant Teacher

Serena Baroudi ( received a B.S. in Psychology with a minor in Healthcare Studies from Susquehanna University in 2014 and has been working with young children for the last three years. She is currently a first-year graduate student at Bank Street College, pursuing a dual degree in MSEd in Infant and Family Development and Early Intervention at Bank Street College and MSW at the Silberman School of Social Work at Hunter College. 

Hannah Dunn - Research Coordinator

Hannah Dunn ( is a 2017 graduate of Barnard College and joins us as Research Coordinator after being a student teacher at the Toddler Center in 2015-16 and an assistant teacher during her senior year.  She will be coordinating research projects as well as being an assistant teacher in the afternoon classes.