1. Department of Neurosciences, University of California, San Diego, La Jolla, United States
2. Howard Hughes Medical Institute, Salk Institute for Biological Studies, La Jolla, United States
3. Department of Neurobiology, Stanford University, Stanford, United States
4. Department of Computer Science, University of Bristol, Bristol, United Kingdom
5. Division of Biological Sciences, University of California, San Diego, La Jolla, United States
6. Volen Center and Biology Department, Brandeis University, Waltham, United States
7. Department of Engineering, University of Cambridge, Cambridge, United Kingdom