While I agree that the author's method likely helps comprehension and retention, I disagree with his premise that it is necessary for these, or even particularly time-efficient. His key factor seems to be "Learning comes from repetition"; though important to he learning process, repetition is neither the sole, nor even the primary factor. When it comes to retention of concepts, rather than raw data, comprehension and…
[1] : https://www.amazon.com/How-Read-Book-Classic-Intelligent/dp/...
[2] : https://fourminutebooks.com/how-to-read-a-book-summary/
[3] : http://oxfordtutorials.com/How%20to%20Read%20a%20Book%20Outl...