Editors: Gregory Bock (Organizer) and Jamie Goode.

This symposium is based on a proposal made by Zoltán Molnár.

John G. Parnavelas Chair’s introduction.

Bradley J. Molyneaux, Paola Arlotta and Jeffrey D. Macklis/Molecular development of corticospinal motor neuron circuitry.

Gordon Fishell /Perspectives on the developmental origins of cortical interneuron diversity. 

Pasko Rakic, Kazue Hashimoto-Torii and Matthew R. Sarkisian /Genetic determinants of neuronal migration in the cerebral cortex.

Stephen C. Noctor, Veronica Martinez-Cerdeño and Arnold R. Kriegstein /Neural stem and progenitor cells in cortical development.

Teresa H. Chae and Christopher A. Walsh /Genes that control the size of the cerebral cortex.

Vicki Hammond, Joanne Britto, Eva So, Holly Cate and Seong-Seng Tan /Control of cortical neuron layering: lessons from mouse chimeras.

Fujio Murakami, Daisuke Tanaka, Mitsutoshi Yanagida and Emi Yamazaki /Intracortical multidirectional migration of cortical interneurons.

Libing Zhou, Fadel Tissir and André M. Goffinet /The atypical cadherin Celsr3 regulates the development of the axonal blueprint.

Dennis D. M. O’Leary , Shen-Ju Chou, Tadashi Hamasaki, Setsuko Sahara, Akihide Takeuchi, Sandrine Thuret and Axel Leingärtner /Regulation of laminar and area patterning of mammalian neocortex and behavioural implications.

Jeremy A. Cholfin and John L. R. Rubenstein /Genetic regulation of prefrontal cortex development and function.

Henry Kennedy, Rodney Douglas, Kenneth Knoblauch and Colette Dehay /Self-organization and pattern formation in primate cortical networks.

Nobuhiko Yamamoto, Takuro Maruyama, Naofumi Uesaka, Yasufumi Hayano, Makoto Takemoto and Akito Yamada /Molecular mechanisms of thalamocortical axon targeting.

Zoltán Molnár, Anna Hoerder-Suabedissen, Wei Zhi Wang, Jamin DeProto, Kay Davies, Sheena Lee, Erin C. Jacobs, Anthony T. Campagnoni, Ole Paulsen, Maria Carmen Piñon and Amanda F. P. Cheung /Genes involved in the formation of the earliest cortical circuits.

Michael Piper, Amber-Lee S. Dawson, Charlotta Lindwall, Guy Barry, Céline Plachez and Linda J. Richards /Emx and Nfi genes regulate cortical development and axon guidance in the telencephalon.

Paul J. Harrison /Schizophrenia susceptibility genes and their neurodevelopmental implications: focus on neuregulin.

Peter B. Crino /Focal brain malformations: a spectrum of disorders along the mTOR cascade.

Index of contributors.

Subject Index.