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Rachel Stack

Rachel serves as Great Minds' Chief Academic Officer. She leads a team of teacher–writers who craft coherent, knowledge-rich content. Rachel joined Great Minds in 2015 after serving as vice president, Literacy Content and Instruction, for Scholastic Education. She has more than decade of experience as a teacher. Rachel began her career teaching third and eighth grade in New York City. She then taught high school world and American literature in Pittsburgh. Rachel received a bachelor’s degree in English literature from Vassar College as well as a master’s degree in secondary education from Hunter College, City University of New York.

Rachel Stack

Supporting Student Discourse Through Math Instruction

"No offense, Ms. Hopkinson, but I learn better from my friends' thinking than I do from you."

Cognitively Guided Instruction in Action: Elicit, Interpret, and Advance Student Thinking

Cognitively Guided Instruction (CGI) begins with a simple but powerful belief: students’ thinking matters, and instruction should be designed to...

The Reading Crisis — And What We Can Actually Do About It

New federal data should give every parent and teacher pause this summer. According to the National Center for Education Statistics' latest Nation's...

Building Math Identity and a Growth Mindset in Middle School

Middle school is a pivotal time in a student’s academic journey—especially in mathematics. It’s often when students begin deciding whether they see...

Open Book: Great Minds 2024–2025 Public Benefit Report

We Made a Promise to Every Educator We Serve. Here's Our Progress Report.

Great Minds and Magpie Literacy Announce Partnership

Great Minds PBC and Magpie Literacy are teaming up to improve reading instruction in U.S. schools. Only 1 in 3 eighth graders can read proficiently;...

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