Jennifer Stepanek is a writer, editor, and researcher with Education Northwest in Portland, Oregon. She is the lead author of Leading Lesson Study: A Practical Guide for Teachers and Facilitators (2007), published by Corwin Press. Jennifer has worked with lesson study teams at a variety of sites in the Northwest to explore how teachers in the United States are adapting the Japanese model to fit their contexts and needs. Jennifer has written and edited a number of articles on lesson study and is also the co-author of An Invitation to Lesson Study, an electronic resource designed to help facilitators and other professional development providers introduce lesson study to others. Her previous projects include serving as the editor of Northwest Teacher, a math and science journal and writing publications for the It’s Just Good Teaching series—research-based monographs on mathematics and science teaching.