Matt Welsh is a computer scientist and software engineer at Google. He was the Gordon McKay Professor of Computer Science at Harvard University and author of several books about the Linux operating system, several Linux HOWTOs, the LinuxDoc format and articles in the Linux Journal.
In November 2010, five months after being granted tenure, Welsh announced that he was leaving Harvard.
He is a 1992 graduate of the North Carolina School of Science and Mathematics.
Welsh received a BS from Cornell University in 1996 and MS and PhD degrees from the University of California, Berkeley in 1999 and 2002, respectively. He spent the 1996-7 school year at the University of Cambridge Computer Laboratory and at the University of Glasgow.