Dave Nagel is an international educational consultant and researcher. His educational career started as a middle school science and high school biology teacher. His administrative experiences involved being a middle school assistant principal, high school associate principal, and director of extended day and credit recovery programs. In his former district, Dave was instrumental in implementing power standards and performance assessments. He was honored numerous times as a “Senior Choice” winner, with graduating seniors selecting him as someone who dramatically affected their life in a positive way. Dave has been a national and international presenter and consultant to schools for over 10 years. Using his experience and expertise, he has presented and helped schools, from pre-K through Grade 12, implement effective practices leading to gains in student achievement. His main focus when working with schools has revolved around assessment, instruction, leadership, and effective collaboration. He has worked specifically with schools in implementing the following topics: prioritizing standards, common formative assessments, building authentic performance tasks, effective use of scoring guides, data teams, rigorous curriculum design, and effective grading practices. Dave is the author of Effective Grading Practices for Secondary Teachers.