- Since 2011, Dr. Lan has engaged in classroom and online teaching with students on accelerated math curriculums, SAT math exam preparation, and math competition preparation for MathCounts, AMC 8/10/12, AIME, and USAMO;
- Prior to teaching at Geffen Academy, Dr. Lan had a long IT career in banking, insurance, digital marketing, and education industries;
- M.A. & Ph.D. in Applied Mathematics, UCLA;
- B.S. in Mathematics, Double B.S. in Physics, Peking University
