TeachBoost Pro Reports Performance Data Heatmap Heatmap The Heatmap is a report that shows you all ratings for all teachers in an easy-to-read grid, showing school-wide trends. You can filter and sort, and ratings are shown along your school's evaluation framework. Reading the Heatmap FAQ: How can I drill down into the Heatmap trends? FAQ: Why are some staff members not displayed in the Heatmap? FAQ: How do I read the color key? FAQ: Why is some data missing from the Heatmap?