Conducting a survey or a poll seems straightforward enough at first pass. Say, for example, you want to know the percentage of people in a population who like peanut butter and jelly sandwiches. You ...

Learn about self-enhancement, a bias by which individuals overvalue their own successes. Discover its implications, examples, ...

How to respond to Rothbard and Rucker's commentary ("Climate skeptics have valid reasons to question manmade warming," Jan. 10)? One way to respond would be to refute their claims of what the science ...

Republican presidential candidate Ben Carson says he would use the Department of Education to monitor “extreme political bias” on college campuses, but the example he has cited isn’t as clear-cut as ...