Embryo's moral status is unaffected by alteration

Embryos, Four-Dimensionalism, and Moral Status

Philosophy journals have been full of discussions of Four-Dimensionalism in recent years. The rich resources of the Four-Dimensional metaphysics have been brought to bear upon many traditional philosophical problems. Alas, the implications of Four-Dimensionalism for bioethics have gone largely unexplored. Hud Hudson (1999, 2001) is the rare exception. Relying upon a Four-Dimensional metaphysics...

The Status of Moral Emotions in Consequentialist Moral Reasoning by

Blur Detection is Unaffected by Cognitive Load

Blur detection is affected by retinal eccentricity, but is it also affected by attentional resources? Research showing effects of selective attention on acuity and contrast sensitivity suggests that allocating attention should increase blur detection. However, research showing that blur affects selection of saccade targets suggests that blur detection may be pre-attentive. To investigate this q...

Dynamic cerebral autoregulation is unaffected by aging.

BACKGROUND AND PURPOSE Normal aging is associated with marked changes in the cardiovascular and cerebrovascular systems. Although cerebral autoregulation (CA) is impaired in certain disease states, the effect of age per se on dynamic CA in humans is unknown and the focus of this study. METHODS Twenty-seven young subjects (/=55 years), matched for sex and s...

The Status of Moral Status

This paper investigates whether moral status talk gets us anywhere in our search for answers to questions in the ethics of marginal cases. I consider the usefulness of moral status talk first on the assumption that an individual’s possession of moral status is not a further fact about that individual, and then on the assumption that it is. Finally, I offer an expressivistic interpretation of mo...