Arnold Rosenblum

Farewell to Larry Rosenblum

In this issue I wish farewell to Larry Rosenblum, who has decided to step down from our editorial board. He has contributed to CG&A for many years, most signi cantly as the editor of two departments, Visualization Blackboard and Projects in VR. Both have been regular and prominent features of CG&A. Projects in VR covered both applications and theory relevant to virtual reality. Larry is the Pro...

[Arnold...!].

ir conditioning as we know it, providing thermal comfort by mechanical methods, first appeared in buildings about a hundred years ago. The ability to control temperature, humidity and air purity made urban development possible in the most inhospitable of locations. Together with electric lighting, air conditioning also eliminated restrictions on plan form and fenestration that architects had be...

Arnold Loewenstein

present one only those objects have been retained which were most easily interpreted by the greatest number of children. Some objects which might seem to be very familiar to adults had to be rejected. For instance, an anchor which was easily recognised by boys presented difficulties to girls and had to be discarded. The objects retained are either easy to interpret or else capable of a varied i...

Rosenblum: Photographers at Work: A Sociology of Photographic Styles

Marcel Arnold * and Marie

EPIDEMIOLOGY Cervical artery dissection accounts for up to 20% of strokes in patients under 30 years of age (Bogousslavsky et al. 1987). The incidence of carotid dissection is about 2–3 per 100 000 per year (Schievink et al. 1993; Giroud et al. 1995); the incidence of cervical dissection must be higher because these fi gures do not take into account vertebral dissection (about 25% of all dissec...