He only joined the forum yesterday and hasn't introduced himself yet but Inaki Beguiristain has some very interesting work on his site.
http://www.displayhologram.co.uk
Inaki
Inaki
The multicolor (perhaps better known as pseudocolor) stuff was inspiring. It must have been very difficult and tedious to control the swelling, beam angle and radius simultaneously for each exposure well enough to get good color registration for these images... let alone getting the color balance right. People with 3 color laser setups are missing all the fun