<P> Media richness theory, sometimes referred to as information richness theory or MRT, is a framework used to describe a communication medium's ability to reproduce the information sent over it . It was introduced by Richard L. Daft and Robert H. Lengel in 1986 as an extension of information processing theory . MRT is used to rank and evaluate the richness of certain communication media, such as phone calls, video conferencing, and email . For example, a phone call cannot reproduce visual social cues such as gestures which makes it a less rich communication media than video conferencing, which affords the transmission of gestures and body language . Based on contingency theory and information processing theory, MRT explains that richer, personal communication mediums are generally more effective for communicating of equivocal issues than leaner, less rich media . </P> <P> Media richness theory was introduced in 1986 by Richard L. Daft and Robert H. Lengel . Leaning on information processing theory for its theoretical foundation, MRT was originally developed to describe and evaluate communication media within organizations . In presenting media richness theory, Daft and Lengel sought to help organizations cope with communication challenges, such as unclear or confusing messages, or conflicting interpretations of messages . </P>

According to the concept of media richness the richness of a medium depends on its ability to
find me the text answering this question