Our Team


  • Glynn Butterfield Glynn Butterfield is a Video Consultant and Producer on our team. She produced the Program for Infant/Toddler Care video series and worked with Ron Lally and Peter Mangione since PITC’s inception in 1986. She received a BA degree in History from Stanford University.
  • Evelina Du Evelina Du brings more than 20 years of experience in the education field to the team, including curriculum and assessment development, research design/implementation, and development of new resources to inform policy and practice. She received a BA in economics with an emphasis on education from UCLA, a MA in international educational administration and policy analysis from Stanford University and an EdD in educational leadership from Mills College.
  • Denise Grosberg Denise Grosberg served on our team as Research Director responsible for the project’s initial research, writing, and content development. She earned her BA degree in women’s studies and psychology from the University of Maryland, a MA in applied developmental psychology at Claremont Graduate University and a PhD in applied developmental psychology from Claremont Graduate University.
  • Jonathan Lemon Jonathan Lemon is the Multimedia Producer responsible for the For Our Babies animations as well as recording and editing media for the For Our Babies podcast. He has been working extensively in multimedia since 1992 and has a BA in Visual and Performing Arts from the University of Brighton, England.
  • Katie Ranftle Katie Ranftle provided writing and editing work to the team. She has served as editor for numerous projects centered on educational best practices, school reform, and teacher professional development, including Doing What Works and Beyond the Workshop. Ranftle received her BA in English, with a concentration in creative writing, from the University of Toledo and an MA in radio & television from San Francisco State University.
  • Peter Shwartz Peter Shwartz is a Video Producer and was responsible for filming and editing media for For Our Babies. He began working in education programs in 1972 and has designed and taught in-school and after-school reading programs for students of all ages. He worked with Ron Lally and Peter Mangione on the “Infant/Toddler Learning & Development Foundations,” a dvd series for the California Department of Education which is used in child care training and certificate programs. His company, Dellaruth Video produces video programs with education and social justice themes for teachers, students, and the general public. He received a BA from Brandeis University and a MA from San Francisco State University.
  • Julie Weatherston Julie Weatherston is the Communications Director responsible for arranging speaking engagements, special events and other outreach efforts for For Our Babies. Julie is also the host of the For Our Babies podcast series and consults on content development for the website. She has been a professional in the infant/toddler field for over 25 years. She earned her BA degree in psychology from University of Michigan and a MA in early childhood education from Mills College.