**Arnold Robbins** is a professional programmer and technical author who has worked with Unix systems since 1980 and has been using Awk since 1987. As a member of the POSIX 1003.2 balloting group, he helped shape the POSIX standard for Awk. Arnold is the maintainer of GNU Awk (gawk) and its documentation. He is the author of the fourth edition of *Effective awk Programming* and the coauthor of *Classic Shell Scripting* (both published by O’Reilly).

vi Editor Pocket Reference
1998
ISBN 9781565924970
Effective awk Programming
1997
ISBN 9781491904619
UNIX in a Nutshell
1999
ISBN 9780596529482
Programacion En Linux/linux Programming
2005
ISBN 9788441518391
Linux Applications Development by Example
2025
ISBN 9780135325520
bash
2010
ISBN 9783897215627