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.

Isaiah Green

Instructor
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

Instructor
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.

Elizabeth Wallace

Instructor
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.

Dakotah Webb

Instructor
Dakotah graduated from Oregon Tech in Klamath Falls, OR with a BS in Applied Mathematics and a BS in Mechanical Engineering in 2018. He has worked as an engineering technician as well as a medical practitioner of orthotics. Along with math, Dakotah is also passionate about music, and is a drummer and manager for the touring and recording artist “Owls & Aliens.” He is currently attending PSU as a graduate student in mathematics and hopes to one day teach at the university level. Dakotah loves helping others break down the barriers often created with mathematics, and enjoys Mathnasium’s focus on establishing the fundamentals of number fluency.

Narmada Dhakal

Instructor
Narmada is currently a first year medical student at OHSU and graduated from Oregon State University with a BS in microbiology and a minor in chemistry. She enjoys reading, crafts, working out and has a passion for math and science. Narmada loves working with students to make math more engaging and fun.

Oliver de Bettencourt

Instructor
Oliver is currently a senior at Jesuit High School, hoping to major in Human Science in college. He loves showing students the fun sides of math by teaching it in unique and memorable ways, and enjoys working with students at all different levels of understanding. When he’s not at Mathnasium, he can be found playing basketball with his friends or practicing his juggling skills.

Milena Ben-Zaken

Instructor
Milena graduated from Barnard College with a major in Biology and a minor in Psychology. She loves science and has worked in health care and research. She also has experience teaching students of all ages, and is passionate about making STEM accessible. In her free time, she likes to bake, do crafts, and take care of her many plants.

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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