Dalveer joined AERI in the summer of 2018. She is an EdM student in the School Psychology program at Teachers College. A former graduate of the National University of Singapore, Dalveer started a career in teaching. She has over eight years of experience working in a range of educational settings from inner-city schools to correctional facilities. Having discovered a keen interest in reading assessment and interventions, Dalveer went on to work in dyslexia research at the Singapore Ministry of Education, which subsequently led her to school psychology. A product of the Singapore education system, Dalveer also has a vested interest in the validity of standardized tests and their consequent applications.
Sophie Cohn joined AERI in spring term, 2020 as a Research Assistant, where she is a team member on CUMC-AERI partnership projects. After earning her Master’s degree in Research and Evaluation Methodology from the University of Florida, Sophie worked at Harlem Children’s Zone (HCZ) as a measurement and evaluation specialist. At HCZ, she analyzed data and conducted ongoing program evaluations for early childhood programs. Sophie is currently working on her PhD degree in Measurement and Evaluation at Teachers College. She is interested in using evaluation methodology, assessment design and validation, and psychometrics to help improve educational practices and policies.
Sophie Cohn joined AERI in spring term, 2020 as a Research Assistant, where she is a team member on CUMC-AERI partnership projects. After earning her Master’s degree in Research and Evaluation Methodology from the University of Florida, Sophie worked at Harlem Children’s Zone (HCZ) as a measurement and evaluation specialist. At HCZ, she analyzed data and conducted ongoing program evaluations for early childhood programs. Sophie is currently working on her PhD degree in Measurement and Evaluation at Teachers College. She is interested in using evaluation methodology, assessment design and validation, and psychometrics to help improve educational practices and policies.
Yi Chen joined AERI in 2020. He is a Ph.D. candidate in the Measurement, Evaluation, and Statistics program in the Department of Human Development at Teachers College. He a received his Master's degree in Statistics from Columbia University in 2018. Currently, his research interests include psychometrics (e.g., item response theory, diagnostic classification models, and signal detection theory) and applied statistics in education (e.g., decision-making, large-scale assessment, and evaluation). In the past, he was also a member of the research team on data science at EdLab at Teachers. His previous studies at EdLab covered the topics like search and recommendation systems, natural language processing, and informatics.
Xiaoxue Du joined AERI in May, 2019. Xiaoxue is a doctoral student at the Program of Instructional Technology and Media at Teachers College, Columbia University. Her current research focuses on assessment and instrument design focusing on teachers’ use of assistive technology in complex, special education classrooms. Previously, Xiaoxue taught courses in digital learning technologies (e.g., scratch, processing, Arduino, wearable technology), assisting students to come up with project ideas, learning to be empathic, and developing a sense of social awareness to support people and communities with their needs. Xiaoxue holds an Ed.M degree in Instructional Technology and Media, and an M.A. degree in Technology Specialist from Teachers College, Columbia University.