Stephen Richard "Steve" Bourne (born 7 January 1944) is an English computer scientist based in the United States for most of his career.

[2] After the University of Cambridge, Bourne spent nine years at Bell Labs with the Seventh Edition Unix team.

[3] Besides the Bourne shell, he wrote the adb debugger and The Unix System, the second book on the topic,[citation needed] intended for general readers.

After Bell Labs, Bourne worked in senior engineering management positions at Silicon Graphics, Digital Equipment Corporation, Sun Microsystems, and Cisco Systems.

He was involved with developing international standards in programming and informatics, as a member of the International Federation for Information Processing (IFIP) IFIP Working Group 2.1 on Algorithmic Languages and Calculi,[4] which specified, maintains, and supports the programming languages ALGOL 60 and ALGOL 68.