Nick R. Thomas adds his two cents to the "great lectern debate," as he has christened the recent discussions on public speaking blogs.
Here's a great quote from his post:
"...whatever your height, you must be bigger than the lectern: in other words, be lively and animated in your delivery and don't bury your face in your written materials..."
More on lecterns here:
Another reason to avoid the lectern
Using a lectern: Do or don't?