Cell Phones Are the Next Big Brother
While cell phones offer liberating possibilities for the world, they also threaten personal privacy. Harvard Law School Professor Jonathan Zittrain takes this Devil's Advocate position.
While cell phones offer liberating possibilities for the world, they also threaten personal privacy. Harvard Law School Professor Jonathan Ziitrain worries about peer-to-peer privacy in particular. He argues that "anytime anything of any note happens, there are three arms holding cell phones with cameras in them or video records capturing the event ready to go on the nightly news, if necessary." Beyond the implications this may have for celebrities fighting off the paparazzi, Zittrain is concerned about the effect this is having on our neighborhoods.
Universities claim to prepare students for the world. How many actually do it?
- Many university mission statements do not live up to their promise, writes Ben Nelson, founder of Minerva, a university designed to develop intellect over content memorization.
- The core competencies that students need for success—critical thinking, communication, problem solving, and cross-cultural understanding, for example—should be intentionally taught, not left to chance.
- These competencies can be summed up with one word: wisdom. True wisdom is the ability to apply one's knowledge appropriately when faced with novel situations.
This is what the world will look like, 250 million years from now
To us humans, the shape and location of oceans and continents seems fixed. But that's only because our lives are so short.
A new study may help us better understand how children build social cognition through caregiver interaction.
Researchers at UT Southwestern noted a 47 percent increase in blood flow to regions associated with memory.
- Researchers at UT Southwestern observed a stark improvement in memory after cardiovascular exercise.
- The year-long study included 30 seniors who all had some form of memory impairment.
- The group of seniors that only stretched for a year did not fair as well in memory tests.