Diffusion of Innovation
Arvind Singhal, Everett Rogers and Meenakshi Mahajan (1999), "The Gods are Drinking Milk! Word-of-Mouth Diffusion of a Major News Event in India, Asian Journal of Communication, 9(1): 86-107. [PDF 973 KB].

Arvind Singhal and Sweety Law (1997), "A Research Agenda for Diffusion of Innovations Scholars in the 21st Century: A Conversation with Everett M Rogers," The Journal of Development Communication, 1(8): 39-47. [PDF  2 MB].