Mark G Sobell

Mark G. Sobell is President of Sobell Associates Inc., a consulting firm that specializes in UNIX and Linux training, support, and custom software development. He has more than twenty-five years of experience working with UNIX and Linux systems and is the author of many best-selling books, including A Practical Guide to Linux (R) Commands, Editors, and Shell Programming, Second Edition, and A Practical Guide to Ubuntu Linux (R), Third Edition, both from Prentice Hall.

Mark G. Sobell is President of Sobell Associates Inc., a consulting firm that specializes in UNIX and Linux training, support, and custom software development. He has more than twenty-five years of experience working with UNIX and Linux systems and is the author of many best-selling books, including A Practical Guide to Linux (R) Commands, Editors, and Shell Programming, Second Edition, and A Practical Guide to Ubuntu Linux (R), Third Edition, both from Prentice Hall. See less