Amanda (Mandy) Jansen began her career in mathematics education as a junior high mathematics teacher (grades 7-9) in Mesa, Arizona. Her undergraduate degree is in mathematics, and it is from the University of Arizona in Tucson. She minored in English education. She went on to earn her Ph.D. in educational psychology at Michigan State University in East Lansing. Mandy currently works as a Professor in the School of Education at the University of Delaware where she also has a joint appointment in the Department of Mathematical Sciences. She teaches future elementary and middle school teachers to develop their mathematics knowledge for teaching and their pedagogical practices. Her research addresses adolescent students’ motivation and engagement in mathematics classrooms, as well as teachers’ efforts to engage students in learning mathematics.