Narender Kumar Chadha is Professor of Psychology at the University of Delhi, Delhi; Head, Department of Adult, Continuing Education and Extension, University of Delhi, Delhi and Chairman, Board of Research Studies in Humanities and Social Sciences, University of Delhi, Delhi.

Professor Chadha has been teaching in the Department of Psychology since 1982. He has taught courses in Research Methodology and Statistics, Psychometry, Organisational behaviour, Social Gerontology, and Applied Social Psychology. He specialises in Gerontology, Psychometric (Psychological Testing) and Organisational Behaviour. He is responsible for constructing and standardising many Psychological Tests like Emotional Intelligence Test, Social Intelligence Scale, Job Satisfaction Inventory, Family Environment Scale and Achievement Motivation Test. He has also developed a Scale for the selection of DRDO Scientists.

He has several publications to his credit, including Theory and Practice of Psychometry (New Age International Publications, 1996), Aging and the Aged—A Challenge to Indian Gerontology (Friends Publications, 1997), Human Resource Management—Issues, Case-studies and Experiential Exercises (Sai Printographers, 2002), Think Before Getting Grey (Sai Printographers, 2003) and Recruitment and Selection (Galgotia Publishing House, 2004). He has also co-authored two books with Harpreet Bhatia, which are Know Yourself (Friends Publications, 2006) and Be a Winner (Friends Publications, 2006). He has also co-edited Social Aging in a Delhi Neighbourhood with John van Willigen (Bergin and Garvey, 1999)

He has been conducting many ongoing research projects with foreign universities. Presently, he is in collaboration with institutes like Sanders-Brown Center for Aging Research, University of Kentucky, USA; Healthy Aging, Institute of Gerontology, University of Heidelberg, Germany; Department of Social Gerontology, University of Dortmund, Germany; Department of Physiology and Applied Sciences, La Trobe University, Australia; British University, UK; and Department of Psychology and Educational Counselling, Penn State University, USA.