The Lancet Neurology, Vol. 1, No. 7. (November 2002), pp. 407-407.
Brain, Vol. 125, No. 12. (1 December 2002), pp. 2710-2718.
Current Anthropology, Vol. 34, No. 5. (1993), pp. 786-790.
Developmental Science, Vol. 4, No. 1. (2001), pp. 38-39.
Nature Reviews Neuroscience, Vol. 7, No. 8., pp. 655-662.
Neuroscience & Biobehavioral Reviews, Vol. 30, No. 7. (2006), pp. 949-960.
Behav Brain Sci, Vol. 28, No. 2. (April 2005)
Brain, Vol. 127, No. 6. (1 June 2004), pp. 1229-1236.
Brain, Vol. 123, No. 12. (1 December 2000), pp. 2512-2518.
Neurology, Vol. 61, No. 10. (25 November 2003), pp. 1378-1385.
Proc Biol Sci, Vol. 273, No. 1599. (22 September 2006), pp. 2313-2318.
Nature Neuroscience, Vol. 9, No. 10. (26 September 2006), pp. 1218-1220.
Genetics, Vol. 165, No. 1. (1 September 2003), pp. 269-276.
Development, Vol. 109, No. 1. (1 May 1990), pp. 1-9.
Neuroscientist, Vol. 12, No. 3. (1 June 2006), pp. 211-231.
Brain Res (24 August 2006)