Paul Lasaine began his career in live-action, primarily in visual effects as a matte painter. After interviewing for a job at Amblimation, he later received a call from startup company DreamWorks to work in visual development. He is now a production designer at Sony Pictures Animation. His credits include titels such as Alien³, Batman Returns, The Prince of Egypt and The Lord of the Rings.
More samples of his work can be seen on his blog: http://paullasaine.blogspot.com/
Further you'll find his tutorial about creating photoshop brushes here