The dimensions of ageing research and the challenges senior citizens in India face form the rationale behind both the present study and the significance of this book in the contemporary world, particularly in the midst of the vast knowledge of geriatric research. Specifically, the awareness of the plight of senior citizens and the major data sources available in the country regarding this segment of the population are the two aspects explored in this chapter. The gaps in the present knowledge pool and the ways to plug some of these loopholes using the information available are also discussed. Finally, a brief description of the contents of the book is enclosed to convey a comprehensive idea of the work.