Book excerpt: Social networking sites have transformed traditional networking into a new form, prompting researchers to consider whether social capital accrues through online networking. This edited book, titled Social Capital in the Age of Online Networking: Genesis, Manifestations, and Implications, provides current and prospective theoretical and applied understandings of this newer source of investments. Edited by Dr. Najmul Hoda, an Assistant Professor in the Department of Business Administration at the College of Business, Umm Al-Qura University, this book is an ideal resource for scholars and practitioners interested in exploring the benefits of online social capital. The book is targeted towards academic scholars and is an excellent supplementary reading material for higher education institutions. It covers a range of topics such as social capital theory in online networking, empirical findings of online social capital formation, scales to measure online social capital, and online social capital and sustainable development. The book also explores the impact of technological innovations on online social capital and the applications of online social capital in business, society, and the economy. The book's objective is to provide a comprehensive understanding of the current and prospective state of theory and applications of this phenomenon, and it will benefit researchers, government and private research institutions, business corporations, and students in various fields such as business, economics, information technology, psychology, medicine, and humanities.