John Andreadis

About John Andreadis

Instructional Leader | Social Studies Educator | Data-Driven Change Agent | USMC Veteran Passionate about transforming student outcomes and building strong, equity-centered learning communities. As a certified Social Studies educator (7–12) with a Master’s in Teaching and ESL concentration, I bring 7+ years of experience leading academic and behavioral initiatives in high-performing charter networks. At YES Prep and KIPP Texas, I’ve driven double-digit gains in student achievement, spearheaded curriculum redesign, and led grade-level teams through data cycles, campus alignment efforts, and instructional strategy shifts. My Marine Corps background fuels my focus, resilience, and mission-oriented leadership — whether I’m mentoring new teachers, organizing experiential learning, or designing future-ready instruction. Strengths: Collaborative leadership | Data-informed decision-making | Behavior systems | Curriculum design | Teacher development | Strategic planning Results: 53% boost in 7th-grade assessment scores (YES Prep) 34% reduction in behavior incidents (KIPP) 20% growth in AP student performance Recognized as Spotlight Teacher & Teacher of the Month I believe in equipping students not just for tests, but for life, blending academic rigor with real-world relevance and emotional support. Let’s connect if you’re passionate about equity, innovation in education, or supporting teacher leadership.

Experience

1. Lead Teacher

   YES Prep Public Schools

   Aug 2024 — Present · Houston, TX, US

Education

• Relay Graduate School of Education

  Master's degree

  2018 — 2020

• Nassau Community College

  Associate's degree

  2015 — 2016

• Syracuse University

  Bachelor's degree

  2016 — 2018