On the Cover (IMAGE) Baylor College of Medicine Caption Adult-born granule cell (abGC) heterogeneity is depicted by cells in different colors with different dendritic arborization patterns. The colors and pointillist style represent single-cell sequencing data. The analysis delineates abGC heterogeneity, reflected by the organization of each abGC type into a colored line. Credit: Cover art provided by Patrick Hunt/ Tepe et al/ Cell Reports, Dec. 2018. Credit Cover art provided by Patrick Hunt/ Tepe et al/<i>Cell Reports</i>, Dec. 2018. Usage Restrictions Credit as follows: Cover art provided by Patrick Hunt/ Tepe et al/ Cell Reports, Dec. 2018. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.