COVID-19: The dark side and the sunny side for patient safety

The Sunny Side of p53

Skin, the largest organ of our body, is often plagued by cancer because of exposure to ultraviolet radiation from the sun. A report by Cui et al. (2007) in this issue of Cell explains how the tumor suppressor p53 protects the skin by stimulating the suntan response.

O Brave New World: The Dark Side of Cyberspace

This article focuses on some of the negative aspects of cyberspace andcyberculture. First, it offers an examination of the impact of our use ofsocial media, and Facebook in particular, on our psyches, pointing out thatusers of social media can be thought of as audiences. These audiencesand information about them can be sold to marketers and advertisers.Next, it offers a case study of a widespre...

Visual perception: Sunny side up

Illumination, both natural and artificial, typically comes from above. Neurons in visual area V4--part of the object-processing pathway in the primate brain--may rely on this anisotropy to infer three-dimensional structure from shading cues.

The bright side of the managed care "dark side" demon.

The Dark Side of Leadership

44 / n recent years, business leaders have gained great popularity: Lee Iaccoca and Steven Jobs, for example, have stepped into the limelight as agents of change and entrepreneurship. But though we tend to think of the positive outcomes associated with leaders, certain risks or liabilities are also entailed. The very behaviors that distinguish leaders from managers also have the potential to pr...