Googlers react to Jeff Dean's shock departure: 'Google is finally open-sourcing him for humanity'

Jeff Dean worked at Google for 27 years. Bloomberg/Getty Images Google chief scientist Jeff Dean announced on Wednesday that he is leaving the company in a leadership shakeup. Employees peppered the central message board with jokes and heartfelt messages. Dean was one of Google's earliest employees, and his status both inside and outside the company is legendary. Google chief scientist Jeff Dean, one of the company's most respected engineers and executives, is leaving the search giant as part…