A University of Arkansas professor's most recent work addresses the question of how human eating habits have evolved over millions of years.
Peter Ungar, professor of anthropology in the J. William Fulbright College of Arts and Sciences, has edited a book, The Evolution of Human Diet: The Known, the Unknown, and the Unknowable, in which scholars from various disciplines address the knowledge and limitations of the field. The book offers an assessment of the current science, the limits of knowledge and possible directions for future research.
Doesn't really say anything other than to summarize the book's contents.