• BusinessWeek, Monday, October 5, 2009 11:30 AM

Robert Hof spoke with Amit Singhal, who runs the ranking team inside Google's search quality group. Hof asks Singhal about what attracted him to Google, examples of how his tem improves search, and how the search engine infers what people really search for in queries.

When Hof asks Singhal if Google's cost-cutting has affected him in search, Hof notes that some of the changes the company made were correct. "We were somewhat inefficient earlier," Singhal says. "The search group is still growing. We are hiring. We're investing more in our infrastructure, we are hiring, we are doing more things than ever before."

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