The
cutting board question always elicits this sort of discussion...
When my son started his cabinet shop, he bought for a song a semi-trailer load of hard-rock maple cutoffs from an installer of bowling alleys. He made a lot of cutting boards - as well as some nice furniture from the longer pieces - and researched the board material for suitability.
The University of Wisconsin has been especially active in the cutting-board sanitation question, and they came down
very favorably of the side of wooden boards...
University of Wisconsin cutting board papers - Google Search
To make your own boards, you need some significant equipment - tablesaw, thickness planer, belt or drum sander, and LOTS & LOTS of clamps - and you can use Titebond III glue - available at any hardware/home improvement store - which is FDA-approved for foodservice use.
I like to set mine (footless) on a piece of a non-skid shelf liner like "Life-Liner" brand to keep them from moving around.
Like I said above, you don't put them in the dishwasher.
Like BDL said, rinse, wipe, dry, and set on edge to finish drying.
Mike