Our staff is built to teach each student individually, to develop the skills they need to thrive in mathematics, and to foster a love of learning.

Jeff Bergman

Center Director
Jeff graduated from Ithaca College with a degree in Music focusing on voice and sound recording technology. He has worked in recording studios in Seattle, a record label in Chicago, a marketing company in Key West, and an aerial photography company in Portland. Strong math skills provided an edge in every career field and Jeff is excited to bring his love of math and all of the ways it can be used to students at Mathnasium. A Milwaukie native, now living in Sellwood, Jeff enjoys playing guitar, boating on the Willamette, and playing video games.

Reed Colgrove

Lead Instructor
Reed graduated from the University of Oregon with a degree in psychology focusing on vision and visual processing, as well as a minor in math. He loves teaching, and plans on returning to school to pursue a degree in education. He appreciates Mathnasium’s dedication to skill-building, and hopes to incorporate that mindset into his future career. In his downtime, Reed enjoys puzzles, video games, and fantasy novels.

Isaiah Green

Isaiah is currently a student at Portland State University, working towards a degree in Mathematics with the hope of becoming a high school math teacher. He loves working with students to find new ways to look at problems and is very passionate about helping people to understand math better. When he’s not at Mathnasium, he can probably be found doing math on his own for fun, or playing guitar and hanging out with friends.

Madi Garofolo

Madi is currently a student at Reed College studying computer science. She enjoys solving problems and doing puzzles, which fuels her interest in both computer science and math. She enjoys helping students learn new skills and gain confidence in their abilities. In her free time she likes playing video games, coding, and hanging out with her friends.

Leo Almero

Leonard is currently studying health and medicine at OHSU. Although he is studying medicine and health, he has always had a passion for math and helping others. Prior to becoming an instructor at Mathnasium, he tutored for three years, teaching K-12 and college students in math and chemistry. Through Mathnasium’s unique approach towards math, he is excited to be able to guide many students and make an impact in their lives to help them achieve their goals. When he is not working towards his degree or teaching, he is always active within the community. On Thursdays he is volunteering at Night Strike, a local organization that provides resources for people experiencing homelessness.

Elizabeth Wallace

Elizabeth, aka Elian, graduated from Southern Oregon University with a BS in Mathematics with Honors in 2014. They've worked mostly in math tutoring over the years for students of all ages, and also worked as a tarot reader and astrologer. Currently, they reside in inner Portland, their home growing up, where they have a 6-year-old daughter and a cat.

Gabi Ayad

Gabi earned her B.S. in Marine and Coastal Science from the University of California, Davis in 2018. She got her scientific SCUBA diving certification while working and studying in Louisiana. Gabi started tutoring and teaching over 15 years ago and has found the collaborative teaching efforts of Mathnasium a refreshing change. After work, she likes to spend her time enjoying books, television, and food.

Our Mathnasium Mission

Teach children math so they understand it, master it, and love it. Math can change their lives, and they can change the world.

What I love about Mathnasium is the ability to teach problem-solving skills and make math make sense, while also making a student smile.
Amber W., Mathnasium Instructor

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