Chocolate or strawberry? Life or death? We make some choices quickly and automatically, relying on mental shortcuts our brains have developed over the years to guide us in the best course of action.

Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

U.S. Hiring Remains at a Modest Pace, and Weaknesses Are Evident Employers added 50,000 jobs in December, and the unemployment rate fell to 4.4 percent as hiring continued despite economic uncertainty ...