You already know you don't want to read a speech verbatim from a screen or notes. You could memorize the speech word-for-word, but not everyone is able to do that—and it isn't natural. Instead, use "key images" to remember your important points.
Is Huge. CompTIA shows the healthcare sector employes more than 17 million workers. Total healthcare spending in 2011 was trillion dollars - single largest component of US budget. 9 out of 10 doctors see technology as key to practice future