Kristi Ryken is currently an Instructional Coach and Science teacher at Maine West High School District 207 in Des Plaines, IL. She has been teaching science (chemistry and environmental science) for over 20 years. Her credentials include being a NBPTS Science teacher received in 2008 and renewed in 2017 and she holds a BS in Civil Engineering from Purdue University, a MS in Environmental Engineering from Northwestern University and an M.Ed. from DePaul University. In addition to teaching and coaching, she has written and/or graded science assessments for ETS, the College Board and ISBE.