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Our Team

Our specially trained math instructors will teach your child how to understand math in an individual setting; our unique approach enables us to explain concepts really well and lend a helping hand to every student. Our tutors foster a caring, encouraging environment that helps kids thrive and learn! Read below to learn more about our talented team:

Chris Hofer, Owner and Center Director

Chris graduated from George Washington University with a Bachelor of Arts in Psychology and completed coursework for a minor in Special Education. Chris has several years of teaching experience. After becoming aware of his own children's struggles with mathematics, Chris decided to bring the Mathnasium Method to the Greensboro  and High Point communities. 


Angie Moore, Center Assistant Director

Angie has been the Assistant Director of Mathnasium of Greensboro since December of 2010. She is an extroverted people-person with strong customer service skills. Prior to working at Mathnasium, Angie worked as a stay-at-home mom to her six children for 21 years. This gives Angie a unique and personal understanding of the challenges and frustrations that parents face when their child is struggling academically. She is passionative about ensuring that each student is having a positive experience and thriving in the Mathnasium enviroment. Angie loves when kids have that "lightbulb" moment and realize for the first time that they can do math! 


Chief Instructional Officer, Developer of Mathnasium Program

Kathryn Valcher, Instructor

Kathryn graduated from the University of North Carolina at Chapel Hill in 2011 with a Bachelors of Science in Mathematics and a Bachelors of Arts in French. She grew up in Greensboro and attended Grimsley High School where she completed an IB Diploma. Kathryn has experience working in an applied mathematics research lab at UNC, as well as experience tutoring mathematics both privately and through school programs in both high school and college. She hopes to continue her education in the future and pursue a higher degree in Astronomy. After joining the Mathnasium team in 2014, Kathryn was pleased to find the methods helping her own mental math strategies and extending her knowledge of math teaching techniques.


Rohini Raj, Instructor

Rohini is currently working towards her double major in Chemistry and Biology, and minor in French at Guilford College, after attending High School at the Early College at Guilford in Greensboro. She developed a passion for math during her first two years of high school after taking AP Calculus AB and BC, and this passion continued to flourish over the past three years at Mathnasium. Mathnasium has offered Rohini an opportunity to spread her love of math, and to see the students around her succeed in their math education. She earned a perfect SAT math score which qualifies her to be one of our top SAT/ACT prep program instructors.


Derek Anderson, Instructor

Derek graduated from James Madison University with a Bachelor of Science in Mathematics and a minor in Astronomy. During his time at JMU, Derek served two years as the Vice President of the Fencing club, spent one summer working as a Councelor for a Space Explorers camp, and another summer in New Hampshire interning at AMC & Carthage Astronomy. Additionally, Derek discovered his passion for teaching while working at the John C. Wells Planetarium as an operator and educator for Astronomy. Derek is excited to be a part of the Mathnasium team because working as an instructor gives him the opportunity to use his own knowledge of math for the benefit of others.


Nadine Jansen, Instructor

Nadine graduated from NC A&T State University in 2014 with a Bachelor's degree in Pure Mathematics and from NC State University in 2017 with a Master's degree in Applied Mathematics. She is currently pursuing her PhD at NC State Univeristy and is expected to graduate in 2019. Nadine is a North Carolina native who loves to read, watch football, and care for her two year old daughter. Before joining the Mathnasium team, she was a full-time graduate student. During her time as a student at NC A&T, Nadine worked both as a tutuor for college students and as a private tutor to elementary students and SAT/ACT prep students. Nadine is a great asset to our team because of her passion for all studuents to enjoy learning math.





Spencer Brown, Instructor

Spencer graduated in 2013 from Forbust High School East Bend, NC. He is now a student at UNC Greensboro and is expected to graduate in Spring 2018 with a Bachelor's degree in Mathematics and a secondary teaching license. In addition to his position at Mathnasium, Spencer is currently a tutor for the Athletic department at UNC Greensboro. He loves his wife, Maggie, the Carolina Panthers, and anything math-related. Spencer is excited to be a part of the Mathnasium because teaching math is exactly what he's been studying to do and he loves seeing students undertand how to do math.




Barbara Blaschke, Instructor

Barbara is currently a student at the Early College at Guilford. She is origionally from Brazil, where she lived most of her life. Barbara then lived in Sweden for two years before moving to Greensboro, NC. She has always loved math because regardless of where she lived, Barbara could always understand it. Prior to working at Mathnasium, she volunteered as a math tutor with local middle schools and also tutored privately with students of all ages (Elementary, Middle, and High School math up to AP Calculus).



Hayden Peters, Instructor

Hayden graduated from Grimsley High School in Greensboro, NC. He is now pursuing his Bachelor's degree in Economics at UNC Greensboro. Hayden has a lovely wife and is a proud dad to his seven year old daughter. Hayden enjoys tutoring at Mathnasium, as well as in his spare time when he helps tutor friends and family. 


Michael Leshowitz, Instructor

Michael graduated with honors from the State University of New York: Cortland with a Bachelor of Science in Mathematics. During his undergraduate studies, Michael logged over 75 hours tutoring at risk students (grades 9-12), in both individual and group settings. He is currently a Graduate Teaching Assistant pursuing a Masters in Pure Mathematics at UNC Greensboro. In addition to his experience with math tuturing, Michael serves as an asset to our team because of his experience leading Mathnasium programs at local schools.