Reply to Roger Marshall

Aphasia revisited: A reply to Buckingham, Kertesz, and Marshall

Letter to the Editor 18S rRNA Sequences and Amniote Phylogeny: Reply to Marshall’

Marshall ( 1992) presents a reanalysis of some 18s rRNA data (Hedges et al. 1990) bearing on tetrapod relationships. Our phylogenetic analyses of these data for 26 tetrapods supported, among other groupings, a bird-mammal relationship. However, Marshall concluded that his reanalysis of the amniote data, using a weighted parsimony method (Williams and Fitch 1989, 1990)) supported a tree uniting ...

SCIENCE DISCUSSION TOPIC STRATEGIES OF LESION LOCALIZATION – Reply to Marshall, Fink, Halligan and Vallar

Much to our regret we recognise, that our recently published data and considerations based on these facts were substantially misunderstood in the present comment of John Marshall and colleagues (this volume). First, we must reject the assumption, that our work “confirms that unilateral visuo-spatial neglect can result from lesions of right temporal cortex and from lesion of right parietal corte...

Response to Roger W. Hunt.

A response to a critique by Roger W. Hunt of my views on the eventual likely need to use age as a standard for the allocation of expensive, high-technology, life-extending medical care for the elderly. The response encompasses three elements: 1. that while the elderly have a substantial claim to publicly-provided health care, it cannot be an unlimited claim; 2. that a health care system which ...

Roger Clarke

The search for viable eBusiness models continues. But important information is being overlooked. Discussions of open source software all too often focus on the limited context of Microsoft appearing to feel threatened by what it portrays as unbusinesslike competition from Linux and OpenOffice.org; whereas that debate is merely one small facet of the whole. Moreover, in addition to software, a g...