1. This essay and another, The Defecating Duck, Or, The Ambiguous Origins of Artifi
2. cial Life, Critical Inquiry 29, no. 4 (Summer 2003): 599633, are two pieces of a larger
3. project on the history of artificial life and intelligence circa 17301950, hence the fre
4. quent references in each essay to the other.
5. 1 Julien Offray de La Mettrie, Man a Machine and Man a Plant, trans. Richard A. Watson and Maya Rybalka ( Indianapolis, 1994), 7172 (first published as LHomme-machine in 1747).