Alexei "Alyosha" A. Efros[1] (born 9 April 1975) is a Russian-American computer scientist and professor at University of California, Berkeley.
He has contributed to the field of computer vision, and his work has been referenced in Wired, BBC News, The New York Times, and The New Yorker.
His father is Alexei L. Efros, then a physics professor at the Ioffe Physico-Technical Institute.
He then spent a year as a research fellow at the University of Oxford, where he worked with Andrew Zisserman.
Efros joined the faculty at Carnegie Mellon University in Pittsburgh, where he remained until 2013 when he joined the faculty of the University of California, Berkeley.