Angela O.
Angela graduated from Georgetown University with a BSBA in finance and economics in 2015 and is currently pursuing an MD at NYU Grossman Long Island School of Medicine with plans to practice pediatrics.
Ishita
Ishita (she/her) is a PhD Candidate at the University of Washington Information School. Ishita also has a Master's degree in Computer Science from the Georgia Institute of Technology and a Bachelor's degree in Economics from Duke University, where she graduated cum laude with distinction.
Hyae Won
Hyae Won graduated from University of Washington with a double degree in Bioengineering and Biochemistry. She's currently pursuing her MD at Harvard Medical School.
Charlotte Z.
Charlotte holds a PhD in Physics Education at the University of Washington. She has received numerous teaching awards, including the Excellence in First Year Teaching Award (with distinction) in 2018 and the Graduate Student Excellence in Teaching Award in 2021.
Amanda
Amanda is a composer, actress, and teacher living in NYC. She holds a BFA in Musical Theater from The Boston Conservatory, and is a member of the prestigious BMI Lehman Engel Musical Theatre Workshop.
Quinn
Quinn works at Columbia University as the Director of South Asian Studies MA program and as a Lecturer in the Religion Department. He received his doctoral degree from Columbia University’s Religion Department.
Catherine
Catherine is a PhD candidate pursuing a degree in Wildlife Ecology at the University of Washington in Seattle, WA. She has an undergraduate degree in Ecology and Evolutionary Biology from Princeton University, and is currently a NASA Graduate Fellow.
Dennis
Blog posts
Testimonials
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“Dennis was a very helpful and supportive guide for me throughout my GMAT studying process. He helped me come very close to my goal score, and has put me on a path to be able to surpass that goal the next time I take the test.”
He helped me to come very close to hitting my goal score, and has put me on a path to be able to surpass that goal the next time I take the test.
Stephe, GMAT Student in New York -
“Dennis was great. He picked up on my weak areas very quickly and worked hard to help me correct mistakes I was making. I gained a lot of confidence working on the quant section with him, and my score improved a lot.”
I gained a lot of confidence working on the quant section of the GMAT with him and my score improved a lot.
Katie Flanagan, GMAT Student in New York -
“Dennis is definitely a subject matter expert.”
Dave Coughran -
“Dennis was great at adapting to my way of learning. His approach was systematic and organized, so I was able to learn more effectively. He helped me attack a type of problem until it was mastered. Overall, Dennis is a terrific tutor and, more importantly, a great guy.”
Craig Staub, GMAT Student in New York -
“Dennis has a lot of knowledge in many areas, and he is approachable and friendly. He really seems to care about his students and understands their needs. His sessions were very efficient and helpful. I would recommend him to anyone who needs tutoring!”
AH, Business Student in New York -
“Dennis and I joke that he's been equal parts GMAT tutor and counselor/psychologist. He is incredibly supportive and encouraging. He helped me develop a solid plan for my last month of studying and thankfully, that plan proved to be very effective.”
Score went from a 650 to a 690 in one month.
Ema, GMAT Student -
“Dennis was a great tutor. He was very supportive of my efforts and helped me build confidence. He helped me understand where my problem areas were, devised a plan to improve my skills, and dug up lots of practice problems I used to do so. He also went out of his way to be accomodating with my schedule.”
Chris, GMAT Student in New York -
“Dennis broke down the material into palatable pieces and was able to explain complex concepts. Overall, it was a positive and insightful experience.”
Alex Court, GMAT Student in New York