Yan Kow Cheong is a math coach, writer, and editor. A math consultant for MathPlus Consultancy, he specializes in both adult and recreational math education. He conducts recreational and competition math courses and workshops for schools and enrichment centers, and educates the public against innumeracy and pseudoscience.

Kow Cheong has ghostwritten and edited both local and foreign textbooks and assessment (or supplementary) titles for students, teachers, and parents. Some of his publications are:

Additional Maths 360;

Word Problems in Focus series;

Challenging Word Problems (Common Core Edition) series;

Geometrical Quickies & Trickies;

Aha! Math;

The Stack Model Method (Grades 3-4 & 5-6).

His academic interests involve research in math education, in particular, the psychology of learning and teaching mathematics, and creative problem solving. He is a life member of both the Singapore Mathematical Society (SMS) and the Association of Mathematics Educators (AME). He is also a member of The Association of Christians in the Mathematical Sciences (ACMS).