1 Departments of Pediatrics and Neurosurgery, University of California San Francisco, San Francisco, CA 94143, USA.
2 Departments of Pediatrics and Neurosurgery, University of California San Francisco, San Francisco, CA 94143, USA; Department of Paediatrics, University of Cambridge, Cambridge, CB2 0AH, UK. Electronic address: dhr25@medschl.cam.ac.uk.
In this issue of Neuron, Zhang et al. (2016) develop a novel approach to generate populations of human astrocytes to uncover their uniquely human traits.