Ken Mattingly is a science teacher at Rockcastle County Middle School in Mount Vernon, Kentucky. He has 23 years of experience in sixth and seventh grades and holds national certification in early adolescent science. He has worked on implementing classroom assessment for student learning practices in his classroom for the past ten years, and led the implementation of standards-based grading in his school. During the past seven years he has worked with multiple school districts across Kentucky and the United States to help develop a vision of balanced assessment, promote transparency in grading practices, and shift the teacher and student focus to the learning instead of the grade. He can be reached at email@example.com and you can follow him on twitter at @kenmattingly.