R. M. KALRA (PhD, Education, Curriculum and Instruction Science Education, Temple University, Philadelphia) is Professor Emeritus, International Institute of Adult and Lifelong Education. Delhi. He has been Adjunct Professor in the Faculty of Health Sciences, Simon Fraser University, Burnaby, British Columbia, Canada. Professor Kalra has also served as Dean (Academic), National Institute of Educational Research and Training (NCERT), Head, Department of Measurement and Evaluation (NCERT), and Coordinator of Teacher Education Curriculum Project (NCERT). He has authored several books and presented numerous papers at national and international levels. He is a recipient of various international awards for outstanding academic contributions.
VANDANA GUPTA (PhD) is Assistant Professor at Maharshi Valmiki College of Education (University of Delhi). Dr. Gupta has 15 years of experience in the Methodology of Teaching Science (Chemistry), and several years of experience in teaching B.EI.Ed., and B.Ed. students. She has been a subject expert on two widely acclaimed international projects on Analysis of Science Curriculum and Development of Science Resource Material.