Susan I. McMahonSusan I. McMahon, PhD, is a professor of reading and language in the Curriculum and Instruction Program at National-Louis University, where she teaches master's- and doctoral-level students. She began her professional career as an English teacher and taught at both the middle and high school levels in rural, urban, and suburban settings for 16 years. After completing her PhD in literacy development with an emphasis in reading, Susan accepted a position at the University of Wisconsin-Madison, where she taught for 7 years. Her research interests focus on classroom-based assessment of students’ comprehension. She has spent several years working with districts to develop assessment tools that inform instruction. Her publications include The Book Club Connection: Literacy Learning and Classroom Talkand several book chapters and journal publications, including Fifth Graders Helping Peers Discuss Texts in Student-Led Groups,which won the Harold E. Mitzel Award for Meritorious Contribution to Educational Practice through Research. Susan continues to work with elementary school teachers to improve their literacy instruction and assessment.