For over two decades, NIET has been dedicated to building educator excellence to enhance student success by supporting states, districts, schools, and educator preparation programs in recruiting, developing, and retaining educators. The first section of the 2023-24 NIET Research Summary presents highlights from five recent studies that align with specific services offered by NIET: (1) The Long Run Impacts of the TAP System on Student Outcomes in South Carolina; (2) Elevating Teacher Effectiveness for Students in Rural Arkansas; (3) Accelerating Character Education Development; (4) Building Educator Capacity in Rural Communities; and (5) NIET Aspiring Teacher Rubric: A Valid and Reliable Tool to Measure Aspiring Teacher Instruction. The subsequent section outlines findings from a comprehensive examination of NIET partnerships conducted over the past five years, illustrating the impact of NIET's services on student performance, teacher retention and effectiveness, principal development, and educator preparation.