A couple papers by him:
Amen-Ra, N (2006). Humans are evolutionarily adapted to caloric restriction resulting from ecologically dictated dietary deprivation imposed during the Plio-pleistocene period. Medical Hypotheses, 66, 978-984.
Amen-Ra, N (2007b). How dietary restriction catalyzed the evolution of the human brain: an exposition of the nutritional neurotrophic neoteny theory. Medical Hypotheses, 69, 1147-1153.