Kimberly Rimbey is an author, inventor, entrepreneur, speaker, consultant, coach, mentor, advocate, and, proudest of all, a teacher through and through. Kim currently serves as the Chief Learning Officer and CEO at KP® Mathematics and an Official Building Thinking Classrooms Consultant alongside Peter Liljedahl. A life-long teacher and learner, her heart’s work centers on equipping teachers and helping them fall in love with teaching and learning over and over again.

Always a teacher at heart, Kim has held several leadership positions, including Executive Director of Curriculum and Instruction, Chief Learning Officer, and Mathematica Program Area Coordinator. That said, everything Kim has done in her career is based on what she learned during her 18 years as a mathematics coach and classroom teacher.

Kim is National Board Certified in Early Adolescent Mathematics, and she is a recipient of the Presidential Award for Excellence in Mathematics Teaching. Kim is the co-inventor of KP® Ten-Frame Tiles and has authored and co-authored several publications, including the Mastering Math Manipulatives and Meaningful Small Groups in Math for Corwin, Math Power: Simple Solutions for Mastering Math for the Rodel Foundation of Arizona, and, most recently, The Amazing Ten Frame series for KP Mathematics.

Kim earned her BA in Elementary Education and Mathematics from Grand Canyon University, her M.Ed. degrees in Early Childhood Education and Educational Leadership from Arizona State University and Northern Arizona University, and her Ph.D. in Curriculum and Instruction from Arizona State University. Kim lives in Phoenix, Arizona, where she continues to inspire teachers and their leaders.

Katie Basham is an aggressive Scrabble player, avid reader, affectionate mother and wife. She is also an Instructional Specialist in the Pacific NorthWest where she leads professional development and works to advance the learning of teachers both in the classroom as well as in collaborative groups. She is a former classroom teacher, elementary math specialist, and assessment coordinator. Katie strives to support teachers and teacher- leaders in their efforts to improve mathematics learning opportunities for all students. She is active in state and national mathematics organizations and has served on the Arizona Math Leaders Board of Directors. She received her Master’s Degree from Northern Arizona University and her Bachelor’s Degree from Boston College. Katie is a self-proclaimed “nerd” and proud of it; in addition to her love of numbers she is also an avid reader and enjoys walks on the beach with “Honey”, the family's Silver Labrador.

Chryste Berda is an adventurer, traveler, teacher, coach, consultant, author, and mom of two amazing Gen Z guys. She finds joy in singing at the top of her lungs and in the art of teaching. Chryste is energized by sharing her passion for learning with her colleagues as the district math coordinator and as a Regional VP for the Arizona Association of Teachers of Mathematics. She is intensely curious about students’ thinking and spends much of her time listening to students explain their ideas. Chryste is an Honors program graduate from Western Oregon University with a Bachelor’s degree in Elementary Education and Interdisciplinary Studies with a Specialty in Mathematics. She holds two Master’s degrees from Arizona State University - one in Curriculum and Instruction, the other in Educational Leadership. She has taught mostly math to students in grades K-12, their teachers, and leaders (in addition to some other very fun courses) since 1998. Chryste is a native Oregonian who for the past twenty-ish years has lived with her family in Arizona's Valley of the Sun. She and her husband are raising two Arizona natives and aspire to become “snowbirds” in the future.