Hello and Hello,
I picked a Witch Doctor for my Diablo 3 character. I have not been able to find many people discussing their witch doctors, so here is what I have been doing.
Fire Bomb / Grasp of the Dead
acid cloud the snared groups of mobs,
make sure to use soul harvest for max damage. I have been using the pet to tank. The cool down on big bad voodoo is ridiculously long. So far, so fun!