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PRiSM Analytics

Posted by Payal Tandon | Jul 22, 2026 | Product Updates

A < 1 min read Two students start prep with the same 1350 diagnostic. Both are smart, both work hard, both put in the hours. One takes the SAT three times, inching upward, never quite sure what went wrong between attempts. The other walks in once, scores 1550+, and is done. The difference is rarely talent or effort. It’s information. The first student practiced on hope; the second knew — at every point in their prep — exactly what to fix, exactly when a topic was mastered, and exactly what score to expect on test day. That knowledge is what PRiSM’s analytics are custom-built to provide, and this post walks through how each layer works and what it’s worth to your score.

About The Author

Payal Tandon

Payal Tandon, co-founder and COO of e-GMAT, has revolutionized GMAT preparation through her innovative, process-driven teaching methodology that has helped over 50,000 students achieve their dream scores since 2010. From the very beginning, Payal laid the foundation of e-GMAT's success by instilling a process-driven approach to GMAT preparation, becoming a Six Sigma aficionado who believes in "doing things right the first time. Her quantifiable impact speaks for itself: on GMAT Club—the largest online GMAT forum—she is ranked as the #1 rated GMAT expert globally, with e-GMAT maintaining over 1,800 reviews and Payal sustaining a 4.8/5 instructor rating as of 2024-25. Payal holds a Bachelor's degree in Chemical Engineering from the prestigious BITS Pilani and brings analytical rigor from her engineering career at Honeywell, where her experience managing complex projects—including multi-million dollar NASA programs—instilled the systematic precision she now applies to GMAT instruction. Her GMAT expertise spans across all sections of the test, with particular specialization in verbal sections where she pioneered her signature "pre-thinking strategy" for Critical Reasoning, while also introducing a novel framework of six core "process skills" for Quantitative reasoning and innovative approaches for the new Data Insights section that help students systematically tackle problems rather than relying on brute-force repetition. Passionate about education, Payal left her lucrative engineering career to pursue her vision of making quality GMAT preparation accessible to all, believing that students should "give 200% or don't take on the task at all"—a philosophy that permeates every aspect of her teaching. Her success metrics speak volumes: e-GMAT delivers more 700+ scores than any other prep provider, with students consistently crediting her strategies for dramatic score improvements. She has authored over 2,000 GMAT practice questions, conducted 1,000+ hours of webinars, and regularly contributes strategic articles to the e-GMAT blog.