Research in social sciences is an inevitable and never-ending process that throws light on socio-political and economical issues. The human community of varied civilizations evolved and developed only because of research in social sciences that deals with men and minds. The inquisitiveness and critical inquiry had unleashed ample and astonishing inferences which unraveled hidden truths and realities. Be it the existence of god, casteism, communalism, rights violation, development issues, poverty, education, knowledge classification, social issues so on so forth., the research carried out in the aforementioned aspects had unearthed amazing remedies which helped the human community to cross the next part of the present civilization. This book on research methodology in Tamil is an additional contribution in the series of the introductory part which may be useful for doctoral candidates in social sciences.