Google's head of commerce quits the company after 15 years 
Sridhar Ramaswamy, Google's head of advertisements and commerce, is leaving the company after more than 15 years, the technology major has confirmed. He will be joining Greylock Partners, the venture capital firm announced. Further, Ramaswamy will be replaced by Prabhakar Raghavan, formerly a vice president of engineering for Google's Cloud apps, with a background in AI research.