We are excited to be working with your family!

Ms. Hattie Midboe
2020-21 Lead Teacher/Sixth Grade Teacher

Ms. Hattie Midboe grew up in Lynden, WA, where she was actively involved in her school community, whether on her high school’s volleyball and track teams or as a supporter at other events. After graduating high school, Ms. Midboe pursued her dream of teaching children. She began her education at Central Washington University, earning degrees in Elementary and Middle Level Math and Science Education, with an additional endorsement in Middle Level Humanities. Ms. Midboe completed her Master's degree in Teacher Leadership at SPU in June 2020.  Ms. Midboe has been a part of the Stella team as the 6th grade teacher since 2015.

Hattie loves to read, hike, play with her cat, cheer on the Seahawks, and spend quality time with her family. In the past, she has coached middle school volleyball, and hopes to again in the future. Hattie loves teaching at Stella Schola Middle School because of its holistic and authentic approach to education and the eagerness her students have for learning every day.



Ms. Gwen Gossler
Seventh Grade Teacher

Gwen Gossler, 7th Grade Teacher


Ms. Gwen Gossler grew up in Cheney, Washington, and was actively involved with the volleyball team, the basketball team, and drama club. After graduating from high school in Puyallup, Washington, Ms. Gossler attended the University of Washington where she received her Bachelor of Interdisciplinary Arts degree.  Still craving learning, Ms. Gossler continued her education at Eastern Washington University and received a second bachelor degree in K-8 Education, with an additional endorsement in visual art.

Ms. Gossler enjoys board games, hiking, arts and crafts and spending time with her mini goldendoodle named Murphy. On the weekend you can find her at the dog park in Marymoor, playing fetch or kicking the soccer ball around with her dog. Ms. Gossler also loves to travel, and is hoping to add some more stamps to her passport over the next few years!

Her love for ancient history, mythology and the arts is an asset to the Stella community.


Mrs. Brigitte Tennis
Founder, Headmistress & Eighth Grade Teacher

Mrs. Brigitte Tennis is the founder and Headmistress of Stella Schola. A product of the Lake Washington School District, Brigitte attended the University of Washington on an academic scholarship, completing her bachelor’s degrees in Violin Performance and in Education (K – 12). Her master’s equivalency is in Education, and she has endorsements in all subjects.

Brigitte Tennis has been teaching in the Lake Washington School District for 36 years, several of which were in the full time gifted program. Mrs. Tennis has served as a FOSS science trainer in the district, as an official mentor for new teachers, and has been acknowledged as a distinguished educator in Who’s Who For American Teachers in 1998, 2002, 2004, 2005, and 2006. In 2004, Mrs. Tennis was selected as a DisneyHand American Teacher 2004 Honoree, and in 2006 she accomplished her National Board (NBCT) certification as a nationally recognized professional teacher of excellence in English. Mrs. Tennis contributed a chapter to a collaborative book Today I Made a Difference, and was recently featured in the best-selling book American Teacher, Heroes in the Classroom.
In 2015, Mrs. Tennis inducted into the National Teacher's Hall of Fame, where she got the opportunity to meet with President Obama and Arnie Duncan from the Department of Education. Mrs. Tennis actively seeks legislators to co-teach with her in the classroom, thereby creating an opportunity of lawmakers to get a real picture of public education. Additionally, Mrs. Tennis has worked with the Department of Neurosensory Engineering at the University of Washington for the past four years, creating lessons for students and teaching a summer workshop for educators in the area of neuroscience. Mrs. Tennis takes her high school students to Italy as the culminating experience after four years of Latin on a yearly basis.

Mrs. Tennis is married and has two adult sons. She enjoys snow skiing, hiking, horseback riding, reading, music, dancing, and spending time at the beach, as well as volunteering in the greater Seattle area. Her personal motto is “CARPE DIEM” because she says that we should live life to its fullest because we get out of life what we put into it! Don't waste any precious minutes!

Mrs. Susan Jensen
Office Manager

Susan Jensen






Instructional Assistant