Our Academic Coaches

Cheryl Koslosky

ACT/SAT Tutor, Director of The Center for Lifelong Learning. Private academic coach (all subject areas) for over two decades. ACT/SAT Academic Coach. Teaches the ACT/SAT Group Class. Meets in The Center.

Lisa Kainer
Lisa Kainer

Full-time Academic Coach, English, College Essays, Writing Skills. Former English teacher at Wheaton Christian Grammar School and former English and Study Lab teacher at Wheaton Academy. Lisa loves to help students learn how to write well. Meets in The Center.

Holly Taritas

Executive Function Coach.   Former high school teacher and administrator at Wheaton North High School.  Currently teaches student teachers at Grand Canyon University.  She has a BS in Child Development and a MS in Education.  Executive Functioning is her passion as she reminds her students that we are always learning, growing and improving. Meets in The Center.

Kristen Rusthoven

English/Language Arts, Reading/Writing, ACT/SAT, Study Skills and History. Graduate of WCGS, Wheaton Academy, Trinity Christian College (B.A) and Olivet University (M.A.E. Reading Specialist). Certified teacher endorsed to teach History, English/Language Arts, and is a certified Reading Specialist. Has experience working with all ability levels. 9 years of teaching experience. Has experience teaching study skills classes and literacy intervention classes. Meets in The Center.

Kenzie LeBrun

Middle School through High School Math (Pre-Algebra, Algebra 1 and 2, Geometry, and Pre-Calculus). Kenzie is from Columbus, Ohio and is a senior at Wheaton College. She is studying psychology and is in the Humanitarian Disaster Leadership Masters program. Kenzie has been a math tutor all throughout high school and loves the ability to teach kids! Meets in The Center and WCGS.

Liz Reid

Elementary Academic Coach / Executive Functioning Coach: Reading Skills, Reading Comprehension, Critical Thinking Skills, Study Skills, Writing Process and Techniques, Spelling, and Grammar, Executive Functioning. Graduate of St. Mary’s University (MN) (BA) in Elementary education and Masters in Reading from Concordia College (IL). Liz has taught 1st, 3rd, 4th, 7th, and 8th grades for the last 25 years.   More recently, her teaching experience has been with a local homeschool co-op and is currently teaching preschool in Wheaton. Liz creates a fun, positive learning experience to help meet personal goals and has enjoyed tutoring for the last 25 years. Meets after school or Monday and Tuesday mornings at The Center. 

Val Gregersen
Valerie Gregersen

Middle School through High School Math (Algebra 1 and 2, College Algebra, Precalculus, Precalculus Advanced, ACT/SAT Math Preparation) Graduated from Northwestern College, IA with a BA in secondary education and mathematics.  Valerie has taught high school and middle school math for 25 years. Her first 11 years were in Houston, TX and with the last 14 years at Wheaton Academy.  Valerie truly believes that all students can learn math and reach their full God-given potential.  Meets in The Center.

Kyra Patterson

International Student Small Group Academic Coach Graduated from Judson University in 2019 with a BA in Secondary Education and Mathematics. After graduating from Judson, Kyra taught in the Madison, WI area. She is now grateful to be teaching at Wheaton Academy where she can freely share her passion for mathematics and her love for Christ with her students.

Grace Flitsch

Middle School through High School Math (Algebra 1 and 2, College Algebra, Geometry, Pre-Calculus, Calculus AB and BC, Stats) Grace is from the Seattle area and is currently a junior at Wheaton College. She is majoring in Math with Statistics and minoring in Computer Science. She is enthusiastic about math and is excited to work with students. Meets in The Center.

Stacey Krohn

Graduate of Linfield University (B.A Spanish) and Cairn University (M.S.
Education). Has experience working with international students and all ability levels in Spanish and/or English. A classroom teacher for 13 years, 8 of those years in International Schools in Peru and Ethiopia. Meets in The Center

Sean McCallum

Art – BA Studio Art, Wheaton College, MFA Illustration, Academy of Art University. Sean has been at WA since 2011. He made the transition to traditional education from a vast array of experiences in the creative world.  Most recently, he has worked as an independent consultant and has held a variety of design roles.  In addition to his past formal roles in student ministries at Harvest Bible Chapel and Wheaton Bible Church, he and his family remain active in the local church.  He brings a love for painting and drawing, and desires that art tells a story.  Sean has interest in the outdoors including camping, mountain biking, and adventure outings.

Alyssa Strzalka
Alyssa Strzalka

College Essay Writing, English/Language Arts, Paragraph/Essay Writing. Elementary through High School. Wheaton Academy grad (2015). Graduated from Baylor University in 2019 with a B.S. in Education and minor in Creative Writing and completed her first year of teaching at Harvest Christian Academy before joining the Wheaton Academy English Department in 2020. Meets in The Center.

Dick Clancy

Middle School and High School Math (Algebra and Geometry) and High School Science (Physics; Chemistry; Biology; and A. P. Environmental Science).  Graduated from Boston College, B.S. in Chemistry and Mathematics and the University of Illinois, Masters Degree (Ed.M) in Continuing and Secondary Education.  Dick has taught high school and junior high school students for twenty-four years (currently teaching Chemistry at Wheaton Academy) and enjoys helping students reach their learning goals for the Lord.  

Dane Bothun

Middle School through High School Math (Algebra 1 and 2, College Algebra, Geometry, Pre-Calculus, Calculus) Dane is a senior applied Math major at Wheaton College. He is from Rochester, Minnesota. He loves studying mathematics, especially as it relates to what we can learn about creation and the Creator. Meets in The Center.

Lars Cassel

Middle School through High School Math (Algebra 1 and 2,
Geometry, College Algebra, Pre-Calculus, Calculus)
Lars is a Wheaton Academy graduate and a junior Math/ Secondary Education major at Wheaton  College. He loves learning about math and seeing how the material he learns in the classroom is played out in the real world. Meets at The Center.

  Luke Bothun

ACT, SAT, and Science (Anatomy and Biology). Luke is a sophomore at Wheaton College and is studying for a Business Economics major and a Biology minor. He is from Rochester, Minnesota and runs cross country and track for Wheaton. Luke is looking forward to meeting students to discuss testing strategies, the human body, and cellular respiration! Meets in The Center.

Carson Slater

Middle School and High School Math  (Algebra 1 and 2, College Algebra, Geometry, Pre-Calculus, Calculus AB and BC, Statistics) Carson is from the
Phoenix area, and is finishing his final semester at Wheaton College as a
double major in Applied Mathematics and Economics. He is a former college
athlete and loves to help students excel in their pursuit of a math
education. Meets in The Center.