Play Environment Rating Scale (PERS) & Creative Environment Rating Scale (CERS)

Igor Shiyan is a leader of the laboratory of child development and has conducted many studies on the evaluation and development of creative abilities in early years, based on Vygotsky’s approach. He supervised several national and international research in Early Childhood Education and Care (ECEC) quality and contributed greatly to the distribution of ECERS in the post-Soviet countries. He is also a founder of the masters program Assessment and Development of ECEC (Cultural-Historical Approach of Lev Vygotsky). Anna Iakshina is an educational and developmental psychologist. She conducts research in the cultural-historical approach on play and imagination and in-service trainings for teachers about play support in kindergartens. Previously, she worked as a preschool teacher in the Golden Key program, based on Vygotskian approach. Tatiana Le-van is an associate professor and cocreator of the masters program Assessment and Development of ECEC (Cultural-Historical Approach of Lev Vygotsky). She is also an ambassador of child play and promotes the ideas of Vygotsky's understanding of play through vocational trainings, festivals, and professional competitions among teachers. Olga Shiyan is engaged in research on developing creative abilities in early years and adults based on the cultural-historical approach. She is the creator of the Transformations curriculum for preschoolers, which is aimed at developing creative thinking and imagination. She has supervised several studies in ECEC quality. Irina Vorobeva is an associate professor and cocreator of the masters program Assessment and Development of Preschool and School Education (Cultural-Historical Approach of Lev Vygotsky). She has published articles on the assessment and development of ECEC quality, participatory design of public spaces for kids, and professional development of ECEC teachers. Irina also consults parents. Anastasia Belolutskaya’s research is based on the structural-dialectical approach in psychology, where the main subject of analysis is the mental mechanisms of creative thinking. She actively participates in international research projects in the field of early child education, including those in the European Early Childhood Education Research Association (EECERA) and ECERS communities. Olga Kholodova is experienced in the practice and assessment of preschool learning environments. Olga is the author and coauthor of more than 20 articles and books in ECEC content and quality development, including Developmental dialogue in kindergarten as a tool for the development of cognitive abilities, a handbook for ECEC teachers. Larisa Loginova has more than 40 years of experience in ECEC as a teacher and a head teacher. She has contributed several studies in ECEC quality assessment development and is the author of Educational Event in Kindergarten, a handbook for ECEC teachers.