Log4j is the result of contributions from several dozen developers and hundreds of users across the globe. Some of the more prominent contributors are listed below in alphabetical order.

• Mathias Bogaert

  While not lurking on the serverside, Mathias mends the log4j documentation.

• James P. Cakalic

  Jim is the original author of the PatternLayout and the NTEventLogAppender.

• Paul Glezen

  Paul maintains the log4j extension manual while he is not consulting for IBM.

• Ceki Gülcü

  Ceki is the founder the log4j project which still takes much of his time. He enjoys writing software altough he is discovering that it is far more difficult than it looks. He is also slowly building an IT services company called qos.ch.

• Anders Kristensen

  Contributor of many enhancements, Anders takes a keen interest in log4j and all things Java, OO, and XML. He is currently specification lead for JSR 116, the SIP Servlet expert group.

• Jim Moore

  Jim is often seen answering tough question from log4j users.

• Jon Skeet

  Jon is a software developer in his mid-twenties living in the UK. He is a Java enthusiast and very active participant in the comp.lang.java.* newsgroups as well as a moderator for the log4j mailing lists. He is a committer for the Ant project, involved (when time permits!) in tidying up the code documentation.

• Chris Taylor

  Chris is the author NTEventLogAppender. In around 1832, he ported our previous GNU-make build system to at the time unknown but promising jakarta-ant.