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About Us



Computing Wisdom is an online specialized STEM learning center. It offers students in grades 1–12+ after-school, weekend, and summer programs, namely Competitive STEM, Math Olympiad, and Test Prep. It also offers short courses Hunter Math Prep and NY Statewide Math. In addition, it provides Private Tutoring for individuals and groups in STEM and test prep.


William Chau

President & STEM Instructor


William is the President of Computing Wisdom. He is also a STEM instructor with extensive classroom teaching and private tutoring experience in the areas of gifted math programs, math competitions, and admissions & standardized test prep in math.

William has an extensive educational background in STEM. He holds three master's degrees, namely M.S. in Operations Research from Columbia University, M.S. in Mathematics from Courant Institute at NYU, and M.S. in Computer Science from Stevens Tech, and two bachelor’s degrees in Computer Science/Mathematics and Electrical Engineering.

Prior to founding Computing Wisdom, William has twenty-year experience working as a software architect/engineer for major companies, such as AT&T Labs, Bank of America Merrill Lynch, Deutsche Bank, J.P. Morgan, and Lehman Brothers.

Some of the honors/accomplishments William received during his school days include: 

  • Top participant of the William Lowell Putnam Undergraduate Mathematical Competition (jointly USA & Canada)

  • First place in the New York City Interscholastic Mathematics League Competition, Senior B Division

  • Winner of the Wisconsin Mathematical, Engineering and Science Talent Search

  • Captain of his high school math team

  • 99th percentile (170/170) on GRE Quantitative Reasoning

Fun fact: William is self-teaching himself piano. This is due to his 2023 new year resolution to learn how to play Fur Elise. He was able to memorize and play the whole piece in one month, although playing it poorly.

William can be reached by email at


Susanna Wong

Math Instructor


Susanna is a mathematics instructor of Computing Wisdom. She graduated from Stony Brook University with a dual B.S. degree in Applied Mathematics & Statistics, and Economics. She has been with Computing Wisdom since the summer of 2018. She enjoys teaching math above everything, always trying to push her students to their best while explaining to them clearly and patiently.


Susanna is currently pursuing a graduate degree in Data Science. She scored 800/800 on the October 2020 SAT Math Level 2 Subject Test and in the 99th percentile on the October 2019 SAT Math.

Fun fact: Susanna owns a toy poodle who is, roughly speaking, 3 times as old as she is.

Susanna can be reached by email at

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