studies. As many of the chapters in the present volume make clear, those opportunities are beginning to be exploited and a data base is in process of development that should greatly expand our understanding of social learning in animals.
Preparation of this chapter was greatly facilitated by grants from the Natural Sciences and Engineering Research Council of Canada and the McMaster University Research Board. I thank Tom Zentall, Antoinette Dyer, and Mertice Clark for their useful comments on earlier drafts.
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