Shared publicly  - 
 
Making SlideShare presentations accessible and immersive
While being a blessing for many, SlideShare proves to be a difficult media for the share of population suffering from visual impairments, dyslexia, cognitive impairments, or analphabetism, due to its lack of audio feedback for the largest majority of the presentations.
http://elearningindustry.com/making-slideshare-presentations-accessible-and-immersive
1