: Tribesmen . Marshall D. Sahlins.

Essay 15 Cryptography Marshall D . Abrams and Harold

This essay discusses cryptographic protection of information confidentiality and integrity as that information passes from one point in space-time to another. More recent uses of cryptography , such as authentication and nonrepudiation are also discussed. The essay begins with an introduction of these ideas, including some basic examples, then proceeds to the definition of a cryptographic syste...

What kind of “ is ” is Sahlins ’ “ is ” ?

Justin Marshall

Justin Marshall is Professor of Neurobiology and Marine Biology at the University of Queensland in Australia within The Queensland Brain Institute. He can be labelled a visual ecologist as he studies comparative eye design and how this is guided by the physics of light. He has co-written a book called “Visual Ecology”, co-edited a book called “Sensory Processing in Aquatic Environments”, is co-...

Peter Marshall

This paper outlines and analyses the behaviours of small and medium enterprises with respect to the evaluation of electronic commerce investments, and the subsequent realisation of the anticipated benefits from those investments. The responses of executives who participated in the study suggested that on-going involvement in electronic commerce did not come cheaply. Nonetheless, our study sugge...

Joseph Marshall Flint