In this paper I identify some unexplored implications of content externalism. The implications can be traced to the role that metaphysical realism plays in some of the standard arguments for content externalism. I do not regard these implications as undermining the case for externalism. I identify them, rather, as part of an attempt at honest accounting: the revisionary nature of content extern...

To learn language infants must develop a conceptual base onto which language can be mapped. Recent research in infant cognitive development shows that at least by 9 months of age infants have developed a conceptual system sufficiently rich to allow language to begin. Evidence for this system is shown by categorization of objects above and beyond their perceptual appearance, problem-solving, lon...

The article by Wu and colleagues in this issue describes an interesting case of asthma secondary to exposure to bloodworms in a laboratory setting. The use of bloodworms as a fish food has led to a number of differing manifestations dependent on the route of exposure. These include anaphylaxis, asthma, and urticaria/angioedema secondary to contact. A person who worked in an office setting in ou...

Introduction The Language of Thought Hypothesis (LOTH) is a concept in cognitive science which describes mental activity in the brain as a form of language. The hypothesis was developed by Jerry Fodor in his book [1]. It states that the mind works with a language that is similar to regular languages, where an array of “words” together with syntactic and semantic rules make up the meaning of sen...

Food, together with fight, flight and fertility, are often quoted as being the 'big four' Fs of Darwinian human factors for survival. For most of history humans have struggled to obtain sufficient food for survival or for civilisations to flourish. Calories apart, the other ingredients of food are equally important for optimal health. South Africa owes its earliest Western settlements to the ne...