Early history: from Galen to Golgi / essay by Nicholas Wade, University of Dundee
The birth of modern neuroscience: Santiago Ramón y Cajal / essay by Javier DeFelipe, Technical University of Madrid, Cajal Institute
After Cajal: from black and white to color / essay by Joshua R. Sanes, Harvard University
Breaking the diffraction barrier: from cells to molecules / essay by Maryann E. Martone and Mark H. Ellisman, University of California, San Diego
Electricity in the brain / essay by Terrence Sejnowski, Salk Institute for Biological Studies
From brain structure to brain function / essay by Joy Hirsch, Columbia University.