Making the State Blush

Rational Agents That Blush

A student, supported by his classmates, throws a piece of chalk at the teacher who is writing on the blackboard. The teacher rapidly turns back and promptly catches him in the act. The student blushes and suddenly realizes how bad it was what he did. What happened to the guy? Why did he decide to throw the piece of chalk? And why, after a few seconds, he would have liked that what he did had ne...

Collateral damage from a coronary blush.

Uterine blush in multiphase bone imaging.

Uterine visualization was found as a transient finding in the early phases of the biphasic and triphasic bone scans in 29 of 29 postmenarchial adolescent and young adult females studied regardless of phase of the menstrual cycle. This observation differs from reports of uterine uptake in Meckel's scanning where visualization occurred only in the menstrual or secretory phases of the cycle. None ...

[Tumor blush: angiographic imaging and echocardiographic correlations].

A 59-year-old woman consulted for palpitations of one month’s evolution. The electrocardiogram documented frequent premature atrial beats, occurring shortly after episodes of paroxysmal atrial fibrillation. Echocardiography performed to investigate these findings showed a left atrial mass, 50×35 mm in diameter, adhering to the interatrial septum. On the contrast myocardial perfusion study (Figu...

1 The study of the blush : Darwin and after

The blush is ubiquitous yet scarcely understood. In the past it has attracted little scientific attention and it is only in recent years that it has begun to attract systematic investigation. We believe that the time is right for a volume that brings together the leading international researchers in this field to review and evaluate this emerging research, to discuss issues that have arisen, to...