Alex H.
Alex is currently pursuing a PhD in Inorganic Chemistry at MIT. She previously earned her BS in Chemistry at CalTech, where she was recognized with the Merck Index Award.
Adrian L.
Adrian attended Caltech where he earned a BS in Physics in 2022. He now attends Harvard as a PhD student in Quantum Science and Engineering. His research focuses on the intersection of quantum chemistry and quantum computing.
Alexandra K.
Alexandra graduated from Caltech with a BS in Physics in 2022, where she worked with four diverse research groups in four years. Alexandra is now a PhD student and NSF GRFP Fellow at the MIT Laboratory for Nuclear Science.
Sara F.
Sara is a PhD student in Applied Mathematics at Harvard University, where she researches theoretical questions at the intersection of computer science and economics. She previously earned her bachelor’s degree in Mathematics from Caltech.
Madhav
Madhav graduated with a degree in Computer Science with Honors from Caltech. After graduating, he worked at Oracle as a software engineer; more recently, he joined BallerTV, a fast growing sports-streaming startup, as a full-stack engineer.
William O.
Will is now attending Stanford’s Graduate School of Business for his PhD, studying applications of machine learning, algorithms, and network science to problems in business. He previously double majored in computer science and mathematics at Caltech.
Roel
Roel earned his BS in Applied and Computational Mathematics at CalTech, and he is currently an MA candidate in Jazz Composition at Berklee. He has over 1500 hours of tutoring experience.
Daniel
Daniel studied Electrical Engineering at Caltech (Tau Beta Pi), and won the Churchill Scholarship, which funded his Master's in Physics at the University of Cambridge. He is now pursuing a PhD in Applied Physics at Harvard.
Anusha
Anusha is a medical student in the Health Sciences and Technology program at Harvard Medical School and MIT. She graduated with a BS in Bioengineering from Caltech, where she was a member of the Tau Beta Pi engineering honor society.
Ellen
Ellen is an MD-PhD student in the Health Sciences and Technology Program at Harvard Medical School. Previously, she earned her degree in Chemistry at Caltech.
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