Prabhakar Raghavan is the Google senior vice president who oversees Search, Maps, Ads, Commerce, Payments, and Google Assistant. He joins Big Technology Podcast to discuss the evolution of these products, how they're integrating cutting-edge artificial intelligence, and why he's steering Google tech products toward more human-style interactions with users. Raghavan joins fresh off an appearance at Google's Search On launch event and breaks down the new features announced Wednesday.