[7] Peres analyzes both offline (face-to-face and phone conversations) and online (blogs, user forums, and Twitter) as a means of generating word-of-mouth advertising[8] and addressing the scarcity of knowledge about the online/offline dynamic.

Prior to her research in marketing, Peres explored the usage of neural network models for describing learning phenomena in the human visual cortex.

The book offers a first full review of all classic and more recent diffusion models and focuses on the mechanisms that underlie new product growth.

PerSay, which was a subsidiary of Comverse, develops systems which perform voice-based authentication of subscribers in applications of direct banking, telecommunication, and e-commerce.

The company's products are server systems, based on unique in-house technology, and involve voice processing algorithms, hardware, and complex software architecture.