As a lonely teenager growing up in Virginia, I fed off any pop culture that could show me different ways of being from what I saw on 'The Cosby Show' reruns or read about in an Ann M. Martin book.

It took me years to find a program that kept me in shape: Gyms felt intimidating, and women's magazines seemed tailored for toning the bodies of already trim white women.

In America, mixed-race identity tends to invite both curiosity and suspicion, largely because few have found a way to interrogate it without centering whiteness as the scale by which to evaluate blackness.

The American understanding of China is filtered through years of politics; we rarely see the culture on its own terms.

The Internet is literally a network of networks.

Defending against military-strength malware is a real challenge for the computer security industry. Furthermore, the security industry is not global. It is highly focused in just a handful of countries. The rest of the countries rely on foreign security labs to provide their everyday digital security for them.

Customer service teams at many companies have already embraced social media, often out of necessity.

Social media can be so damaging.