Meet UWorld’s Leading SAT® & ACT® Instructors

Behind every great lesson is a teacher who knows how students learn. Meet the expert SAT® and ACT® instructors who create UWorld's video lessons, practice questions, and explanations, and discover how their classroom experience helps students prepare with confidence.

Preparing for the SAT® or ACT® is about more than learning the right answers. It’s about understanding why an answer is correct, recognizing common mistakes, and developing the skills to solve unfamiliar problems with confidence.

That’s where experienced SAT and ACT instructors make the difference. On this page, you'll meet the expert SAT and ACT teachers and educators behind UWorld college prep, learn about their teaching backgrounds and instructional approach, and see how they create engaging lessons, realistic practice, and clear explanations that help students succeed on test day.

Engaging Lectures From Top SAT & ACT Instructors

Learning sticks when students understand the “why” behind every answer. That’s why our SAT and ACT instructors break down complex topics into engaging, easy-to-follow lessons that help students build lasting understanding instead of relying on memorization.

Real Test-Taking Experience

Our SAT and ACT teachers understand the challenges students face through real experience. They combine practical test-taking strategies with years of teaching to help students feel confident on test day.

Proven Teaching Methods

Great teaching is about more than knowing the material. Our instructors use structured, student-centered teaching methods to simplify complex concepts, reinforce understanding, and help students remember what they’re studying.

Expert-Credentialed Instructors

Our expert SAT and ACT instructors bring together outstanding academic backgrounds, subject expertise, and years of classroom experience. They use that expertise to create engaging lessons and realistic practice sessions for students.

Meet Your SAT & ACT Teachers

Meet the experienced SAT and ACT teachers behind UWorld college prep. Each educator brings a unique combination of subject expertise, classroom experience, and a passion for helping students understand challenging concepts and prepare with confidence.

Suzanne Dilday

Lead SAT Instructor

Suzanne Dilday

Experience: 27 years teaching high school English, including 16 years for AP® English Language.
Specialty: Advanced rhetorical analysis, argumentative writing, and college-level literary skills.
Other Facts: Creates study materials for the SAT and ACT exams.

Anne Hellerman

SAT Instructor

Anne Hellerman

Experience: 13 years tutoring high-school students in English and math.
Specialty: SAT and ACT preparation, testing strategies, and a focus on helping students strengthen their academic foundation.
Other Facts: Creates study materials for both the SAT and ACT exams.

Kristina McCalip

SAT Instructor

Kristina McCalip

Experience: 20+ years working in high school English classes and district leadership.
Specialty: Strategies and resources that engage students as they develop advanced literacy skills.
Other Facts: Develops study materials for ACT, SAT, AP Literature, and AP Language, and participates as a reader for AP Language and Composition.

Start Learning from Suzanne Dilday and Our Other Experts Today—Free

Learn from Suzanne Dilday and a team of experienced SAT and ACT instructors who know how to make challenging concepts easier to understand. Start exploring UWorld college prep with a free trial today.

Start Your 7-Day Trial *7-day trial period—no credit card required.

Rebecca Plourde

SAT Instructor

Rebecca Plourde

Experience: 10+ years in SAT/ACT math content development and 4 years teaching underperforming students.
Specialty: Adaptable and diverse math teaching methods that help students across skill levels.
Other Facts: Has a dual degree in Philosophy and Mathematics.

Andrew Ellington

SAT Instructor

Andrew Ellington

Experience: 13+ years tutoring SAT, ACT, and AP Exams.
Specialty: Standardized test prep, interdisciplinary studies.
Other Facts: Teaches and reviews study materials for all SAT, ACT, and all UWorld-supported AP Exams.

Start Learning from Anne Hellerman and Our Other Experts Today—Free

Learn from Anne Hellerman and other expert SAT and ACT instructors who help students build confidence, strengthen their skills, and prepare for test day.

Start Your 7-Day Trial *7-day trial period—no credit card required.

Get Immediate Access to Top Instructors

Start studying with these instructors, an extensive bank of exam-like questions, mock exams, concise study guides, and more.

SAT Review Courses

ACT Review Courses

Hear From Our Students

“Prior to using UWorld, I had no idea how to study for the SAT. Thanks to their enormous question bank, I never ran out of questions to practice with, and I became increasingly proficient day by day. From a 1330 on my PSAT to a 1470 on my SAT, I am happy to say that UWorld has been the greatest tool for my improvement.”

— Sheron X.

“UWorld is like having a personal tutor who helps you correct your mistakes and provides you with the best tactics. If you have a heavy schedule, UWorld allows you to quickly run through many questions and add notes to flashcards for later reference. UWorld makes it perfect to study for the SAT consistently with its one-of-a-kind platform.”

— Finn R.

“Before I switched to UWorld, studying for the ACT was extremely frustrating. When I found UWorld, preparing for the exam became quick and easy. I could take mock tests to see my strengths and weaknesses and learning became fun. I received a better ACT score than I could have ever imagined!”

— J.J.

“In June, I took the ACT and scored a 33. Later in September, I took the ACT again and scored a 35. I did a little studying on my own, but I firmly believe the bulk of my improvement stemmed from studying for the exam by reviewing UWorld's ACT content.”

— B.C.