Meet Our Team

Karli Stockhouse

Center Director

Director

Karli has worked with Sylvan since July 2019. She graduated from Seattle Pacific University with a degree in Integrated Studies with Language Arts. Karli was an elementary teacher at Chief Leschi Schools in Puyallup, Washington before joining the Sylvan team. She enjoys tutoring in a variety of subjects including reading, writing, and math. In her free time, Karli enjoys lounging with her cat, hiking with her dog, and playing video games.

Erin Biederman

Teacher

Erin was born in Ohio, and moved to the Puget Sound area in 1996. She earned her Bachelor of Arts degree in math, secondary education, from Western Washington University; she is currently pursuing her Master of Arts degree in Special Education. Erin first got into teaching because she likes working with children, Her favorite part of teaching is when students have the ‘aha!’ moment as a concept finally clicks with them. Erin joined the Renton Sylvan as a math tutor. When not teaching, she can be found reading, painting rocks, watching Seahawks games, volunteering, and traveling.

Krystal Cox

Teacher

Krystal has lived in the Renton area since 2016. She is originally from Mississippi. She has a Bachelor of Science in Psychology, and a plethora of skills and certifications in behavior therapy. She is currently pursuing a Master’s in Counseling: Clinical Mental Health. She got into tutoring because she wants students to see that learning can be fun! As someone who struggled with school, she knows everyone learns differently, and she likes to show students that they are seen and that they can keep up with their peers. Her favorite thing about teaching is watching students progress in something they thought they could not accomplish and watching their confidence build. She enjoys spending time with her family, fixing puzzles, and a wide variety of arts and crafts.

Leo Smith

Teacher

Leo was born and raised in the Puget Sound area. He earned his Bachelor of Science Degree in Chemistry and his Masters Degree in Teaching from Washington State University in Pullman. Leo was inspired to become a teacher by his high school teachers, especially his chemistry instructor. He enjoys helping students to learn and achieve the ‘light bulb’ moment. Leo joined the Renton Sylvan as a Math tutor. In his free time he enjoys playing video games, playing board games, and reading.

Beatrice has lived in the Pacific Northweast since summer 2024. She is originally from Mississippi. She has a BA in English with a minor in Creative Writing from Mississippi Valley State University, teaching certification from Belhaven University, and is currently pursuing a degree in Educational Leadership. She started tutoring in college and decided to pursue a teaching degree from that experience. She also ran a tutoring business for students over the summer. Her favorite subject to teach at Sylvan is phonics. While not teaching, Beatrice enjoys reading, watching documentaries, and trying out new foods and restaurants.