Author
Princeton Review
140
Cornwell, Patricia Daniels
77
Kaplan Publishing
58
hoopla digital
47
Slaughter, Karin
22
Manhattan Prep
20
Gerritsen, Tess
19
Rueda, Joshua
18
Test Prep Books
18
Cook, Robin
15
Deaver, Jeffery
14
Rinehart Gardner, Wilda
14
Kaplan Medical
13
McGraw-Hill Education
13
Peterson's
13
Cotterill, Colin
12
Reichs, Kathy
11
Berkeley Review
10
Ryan, Annelise
10
Stewart, Brian W.
10
Graduate Management Admission Council
9
Kellerman, Jonathan
9
Lougheed, Lin
9
Mometrix Media LLC
9
University of Cambridge
9
ACT, Inc
8
Anaxos, Inc
8
SparkNotes LLC
8
Whittington, Ray
8
Blake, Robin
7
Kahn, David S.
7
Kaplan Test Prep
7
Kaplan, Inc
7
Silvestri, Linda Anne
7
Simon, Elissa
7
Barron's Educational Series, Inc
6
Charbonneau, Joelle
6
Hatch, Lisa Zimmer
6
Jacobs, Greg
6
Kaplan Test Prep and Admissions
6
Melinek, Judy
6
Mometrix Exam Secrets Test Prep Team
6
Prowse, David L.
6
Trivium Test Prep
6
Woldoff, Ron
6
ArgoPrep
5
Educational Testing Service
5
McGraw-Hill Companies
5
Meyers, Mike
5
Murphy, Barbara L.
5
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