Zach Howard is a comic book artist who has worked on several comics in Dark Horse Comics' Aliens and Predator lines. Specifically, Howard was chosen to illustrate the Aliens series that relaunched the line in 2009.
Currently a very in-demand artist, Howard has contributed work for various major comics projects for most of the major companies including Marvel and DC Comics. Howard lives in Colorado with his wife.
Zach Howard's official website: http://zachhoward.com/ (with lots of funny commentary)
Zach Howard's personal deviantart page: http://spacefriend-krunk.deviantart.com/