Ana-Maria Crosby
Summary
Results-oriented educational leader with proven expertise in strategic instructional leadership and data-driven school improvement. Led overall math proficiency increase of 32 points and instrumental in transforming a 2-star rated middle school to a 5-star rated middle school for the last three years. Integrated innovative STEM magnet curriculum and skills across all content and rebranded a STEM themed magnet school identity resulting in state and national recognition. Committed to continuing a legacy of excellence for our school community.
Overview
32
32
years of professional experience
1
1
Certification
Work History
Assistant Principal
Mike O'Callaghan i³ Learn Academy Middle School
Las Vegas, Nevada
08.2018 - Current
- Spearheaded the development and implementation of O’Callaghan i³ Learn Academy’s magnet identity, branding, and STEM-focused vision.Unified instruction, school culture, and community around a shared STEM magnet vision, resulting in Magnet Schools of America National Certification in 2025—earned by only 5% of magnet schools nationwide.
- Unified instruction, school culture, and community around a shared STEM magnet vision, resulting in Magnet Schools of America National Certification in 2025—earned by only 5% of magnet schools nationwide.
- Developed collaborative Tier 1 instructional systems that increased overall math proficiency by 31.4 points to 45.1% and ELA proficiency by 29.9 points to 60.1% (CRT/SBAC, 2018–2025).
- Led continuous improvement and accountability systems that increased the NSPF index score by 61.5 points, advancing the school from a 2-star rating in 2018 to a 5-star school from 2023–2025.
- Built strong staff communication and positive school culture through collaboration, recognition systems, and relationship-centered leadership, resulting in district and statewide honors including CCSD Support Professional of the Year (2021) and Nevada Southern STEM Teacher of the Year (2026).
- Directed 2025 fall budget as acting principal, turning around $866K shortfall into positive operational budget with minimal student impact.
- Implemented a whole-child framework in school operations to promote equitable access to learning.
Assistant Principal
Palo Verde High School
Las Vegas, USA
08.2014 - 08.2018
Assistant Principal
Marvin M. Sedway Middle School
Las Vegas, NV
08.2007 - 08.2014
Assistant Principal
Mario C. & Joanne Monaco Middle School
Las Vegas, NV
08.2005 - 08.2007
Dean of Students
Mario C. & Joanne Monaco Middle School
Las Vegas, NV
08.2003 - 08.2005
Science Teacher & Department Chair
Jim Bridger Junior High
Las Vegas, NV
08.1998 - 08.2003
Science Teacher
Richmond Heights MS Zoo Magnet Program
Miami, FL
08.1994 - 08.1998
Education
M. Ed. - Educational Leadership
University of Nevada, Las Vegas
Las Vegas, Nevada05-2002
Bachelor of Arts -
St. Thomas University
Miami, Florida12-1989
Some College (No Degree) - Science Education Summer Program
Florida State University
Tallahassee, FloridaSkills
- Continuous School Improvement
Certification
- Nevada Administrative Endorsement
- Nevada Secondary Certificate, Biological Science/ General Science
- Executive Magnet Leadership Academy
Timeline
Assistant Principal
Mike O'Callaghan i³ Learn Academy Middle School
08.2018 - Current
Assistant Principal
Palo Verde High School
08.2014 - 08.2018
Assistant Principal
Marvin M. Sedway Middle School
08.2007 - 08.2014
Assistant Principal
Mario C. & Joanne Monaco Middle School
08.2005 - 08.2007
Dean of Students
Mario C. & Joanne Monaco Middle School
08.2003 - 08.2005
Science Teacher & Department Chair
Jim Bridger Junior High
08.1998 - 08.2003
Science Teacher
Richmond Heights MS Zoo Magnet Program
08.1994 - 08.1998
M. Ed. - Educational Leadership
University of Nevada, Las Vegas
Bachelor of Arts -
St. Thomas University
Some College (No Degree) - Science Education Summer Program
Florida State University