Is Your Own PowerPoint Quality Really Meaningless?

Cliff Atkinson said something about IF you miss one samll part than the whol pat will brock .the he said you must take a second to think about it .

then he talked about "What the Research Says" he use A Study conducted by Lee and Bowers he spoken text plus reading printed text resulted in 32% better learning over a control group of university students. Listening to spoken text, reading text, and looking at graphics resulted in 46% better learning. And hearing spoken text and looking at graphics resulted in 91% better learning. he said If you want to raise your risk by half, lower the quality of your PowerPoint experience by adding text to your slides. If you want raise risk by two-thirds, lower your PowerPoint quality even further by removing the graphics altogether.

Than he tlaked about ''What a Leading Usability Expert Says''

It's not surprising that Don's own intuitive approach to high quality PowerPoint is a match with the research results: spoken word and images alone result in the most effective learning experience.

next he talk about ''What an Investment Banker Says ''

he said who want just to know Does PowerPoint quality really make a difference to my bottom line? a Los Angeles investment bank that buys, builds and sells companies as owners, operators and retained advisors. Mayfair's principals have completed over 70 transactions, aggregating over $1 billion in invested capital

lest he talk about ''To Quality or Not to Quality, That Is the Question ''
that mean PowerPoint quality or not quality is by yourself .
so must konw how to do !!!!!!!!!!