Describe the advantages of face-to-face communication as opposed to interactions facilitated by technology such as telephones, e-mail, instant messaging, texting, the Web, social networking sites, and so on. When is face-to-face communication more effective?

Industrial engineers who specialize in ergonomics are concerned with designing workspace and devices operated by workers so as to achieve high productivity and comfort. a paper published in this research area reports on a study of preferred height for an experimental keyboard with large forearm-wrist support. a sample of 31 trained typists resulted in an average preferred height of 80.0 cm