Vice President of technology of Google's Nest Yoky Matsuoka and dropcam co-founder Greg Duffy have left the company and Matsuoka joined Twitter.
Matsuoka was previously the head of innovation at Google, as well as a professor of computer science and engineering at the University of Washington, reported the Verge.
Duffy joined Nest when Dropcam was acquired for 555 million dollars last year in June.
It is not yet clear what Matsuoka's role at Twitter will be.