4.30 avg rating — 5,010,218 ratings

"Read in high school & again after college."

4.30 avg rating — 4,632,166 ratings

"Read in high school, college & a couple of times later."

4.28 avg rating — 723,041 ratings

"Read a couple of times after discovering this series after I got married."

4.41 avg rating — 3,237,851 ratings

"Read this in high school, college & several times later."

4.51 avg rating — 1,180,472 ratings

"Can't just read this ONCE! "

4.59 avg rating — 1,089,810 ratings

"Read the Trilogy in high school, college & a couple times after that. "

4.33 avg rating — 1,156,068 ratings

3.89 avg rating — 2,293,898 ratings

4.21 avg rating — 5,765,018 ratings

4.09 avg rating — 1,339,406 ratings

4.45 avg rating — 329,100 ratings

4.20 avg rating — 4,331,726 ratings