Here's the beginning of it, explaining the difference between "personal learning" and "personalized learning" --
"Personal learning entails working with each child to create projects of intellectual discovery that reflect his or her unique needs and interests. It requires the presence of a caring teacher who knows each child well.To read the rest of it, click here -- http://www.washingtonpost.com/blogs/answer-sheet/wp/2015/02/24/four-reasons-to-seriously-worry-about-personalized-learning/
Personalized learning entails adjusting the difficulty level of prefabricated skills-based exercises based on students’ test scores. It requires the purchase of software from one of those companies that can afford full-page ads in Education Week."