William M. Mace

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The role of African savannahs in the evolution of early hominins has been debated for nearly a century. Resolution of this issue has been hindered by difficulty in quantifying the fraction of woody cover in the fossil record. Here we show that the fraction of woody cover in tropical ecosystems can be quantified using stable carbon isotopes in soils.(More)
~da, H. (1976) On the development of perceptual strategies in children: a case study on the Japanese child's comprehension of the relative clause constructions. Annual Bulletin of the Research Institute Logopedics Phoniatrics, University of Tokyo, 10, 199-224. Kaplan, R. (1975) Transient Processing Load in Sentence Comprehension. Unpublished doctoral(More)
I briefly trace the topics presented in the 4 symposium papers in a cyclic order. Sheena Rogers’ (this issue) paper discussing an example of J. J. Gibson’s sense of ’information’ (the horizon ratio) and Eleanor J. Gibson’s (this issue) paper discussing affordance learning bring together the 2 core concepts of ecological psychology (information and(More)
OBJECTIVE Transcranial magnetic stimulation (TMS) uses a medical device that applies magnetic pulses noninvasively to the cortex of the brain to depolarize neurons. We tested its safety and efficacy in young persons with a diagnosis of attention-deficit/hyperactivity disorder (ADHD). METHODS Transcranial magnetic stimulation was applied to the right(More)
Serial probe recognition performance by a rhesus monkey and a human with 10-and 20-item lists. The "superstition" experiment: A re-examination of its implications for the principles of adaptive behavior. Ecology and evolution of food-storage behavior in conifer-seed-caching corvids. Zeitshrift fur Tierpsychotogie, 56. 217-242 ilkie, D. M. (1983). Pigeons'(More)
This article describes a new organization, the International Society of Ecological Psychology, and summarizes presentations from a May 1982 meeting. This organization primarily consists of experimental psychologists who study perceiving and acting (each broadly construed) with reference to one another and to the environment in which these activities have(More)
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