Robert Ardrey
Overview
 
Robert Ardrey was an American
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

  playwright
Playwright
A playwright, also called a dramatist, is a person who writes plays.The term is not a variant spelling of "playwrite", but something quite distinct: the word wright is an archaic English term for a craftsman or builder...

 and screenwriter
Screenwriter
Screenwriters or scriptwriters or scenario writers are people who write/create the short or feature-length screenplays from which mass media such as films, television programs, Comics or video games are based.-Profession:...

 who returned to his academic training
Academia
Academia is the community of students and scholars engaged in higher education and research.-Etymology:The word comes from the akademeia in ancient Greece. Outside the city walls of Athens, the gymnasium was made famous by Plato as a center of learning...

 in anthropology
Anthropology
Anthropology is the study of humanity. It has origins in the humanities, the natural sciences, and the social sciences. The term "anthropology" is from the Greek anthrōpos , "man", understood to mean mankind or humanity, and -logia , "discourse" or "study", and was first used in 1501 by German...

 and the behavioral sciences in the 1950s.

African Genesis (1961) and The Territorial Imperative, two of Robert Ardrey's most widely read works, as well as Desmond Morris'
Desmond Morris
Desmond John Morris, born 24 January 1928 in Purton, north Wiltshire, is a British zoologist and ethologist, as well as a popular anthropologist. He is also known as a painter, television presenter and popular author.-Life:...

 The Naked Ape
The Naked Ape
The Naked Ape: A Zoologist's Study of the Human Animal is a 1967 book by zoologist and anthropologist Desmond Morris which looks at humans as a species and compares them to other animals...

(1967), were key elements in the public discourse
Marketplace of ideas
The "marketplace of ideas" is a rationale for freedom of expression based on an analogy to the economic concept of a free market. The "marketplace of ideas" belief holds that the truth or the best policy arises out of the competition of widely various ideas in free, transparent public discourse, an...

 of the 1960s which challenged earlier anthropological assumptions. Ardrey's ideas notably influenced Arthur C. Clarke
Arthur C. Clarke
Sir Arthur Charles Clarke, CBE, FRAS was a British science fiction author, inventor, and futurist, famous for his short stories and novels, among them 2001: A Space Odyssey, and as a host and commentator in the British television series Mysterious World. For many years, Robert A. Heinlein,...

 and Stanley Kubrick
Stanley Kubrick
Stanley Kubrick was an American film director, writer, producer, and photographer who lived in England during most of the last four decades of his career...

 in the development of 2001: A Space Odyssey, as well as Sam Peckinpah
Sam Peckinpah
David Samuel "Sam" Peckinpah was an American filmmaker and screenwriter who achieved prominence following the release of the Western epic The Wild Bunch...

, to whom Strother Martin
Strother Martin
Strother Martin was an American actor in numerous films and television programs. Martin is perhaps best known as the prison "captain" in the 1967 film Cool Hand Luke, where he uttered the line, "What we've got here is...failure to communicate."-Early life:Strother Martin Jr. was born in Kokomo,...

 gave copies of two of Ardrey's books.
As a science writer
Science book
A science book is a work of nonfiction, usually written by a scientist, researcher, or professor like Stephen Hawking , or sometimes by a non-scientist such as Bill Bryson...

 for the informed non-specialist reader in paleoanthropology
Paleoanthropology
Paleoanthropology, which combines the disciplines of paleontology and physical anthropology, is the study of ancient humans as found in fossil hominid evidence such as petrifacted bones and footprints.-19th century:...

, which encompasses anthropology
Anthropology
Anthropology is the study of humanity. It has origins in the humanities, the natural sciences, and the social sciences. The term "anthropology" is from the Greek anthrōpos , "man", understood to mean mankind or humanity, and -logia , "discourse" or "study", and was first used in 1501 by German...

, ethology
Ethology
Ethology is the scientific study of animal behavior, and a sub-topic of zoology....

, paleontology
Paleontology
Paleontology "old, ancient", ὄν, ὀντ- "being, creature", and λόγος "speech, thought") is the study of prehistoric life. It includes the study of fossils to determine organisms' evolution and interactions with each other and their environments...

 and human evolution
Human evolution
Human evolution refers to the evolutionary history of the genus Homo, including the emergence of Homo sapiens as a distinct species and as a unique category of hominids and mammals...

, Robert Ardrey was among the proponents of the hunting hypothesis
Hunting hypothesis
In paleoanthropology, the hunting hypothesis is the hypothesis that human evolution was primarily influenced by the activity of hunting for relatively large and fast animals, and that the activity of hunting distinguished human ancestors from other primates....

 and the killer ape theory
Killer ape theory
The killer ape theory or killer ape hypothesis is the theory that war and interpersonal aggression was the driving force behind human evolution...

.

Ardrey postulated that precursors of Australopithecus
Australopithecus
Australopithecus is a genus of hominids that is now extinct. From the evidence gathered by palaeontologists and archaeologists, it appears that the Australopithecus genus evolved in eastern Africa around 4 million years ago before spreading throughout the continent and eventually becoming extinct...

 survived millions of years of drought in the Miocene
Miocene
The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...

 and Pliocene
Pliocene
The Pliocene Epoch is the period in the geologic timescale that extends from 5.332 million to 2.588 million years before present. It is the second and youngest epoch of the Neogene Period in the Cenozoic Era. The Pliocene follows the Miocene Epoch and is followed by the Pleistocene Epoch...

 epochs, as the savannah
Savannah
Savannah or savanna is a type of grassland.It can also mean:-People:* Savannah King, a Canadian freestyle swimmer* Savannah Outen, a singer who gained popularity on You Tube...

 spread and the forest
Forest
A forest, also referred to as a wood or the woods, is an area with a high density of trees. As with cities, depending where you are in the world, what is considered a forest may vary significantly in size and have various classification according to how and what of the forest is composed...

s shrank, by adapting the hunting ways of carnivorous
Carnivore
A carnivore meaning 'meat eater' is an organism that derives its energy and nutrient requirements from a diet consisting mainly or exclusively of animal tissue, whether through predation or scavenging...

 species.
 
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