A presenter, or host (sometimes hostess when a feminine person), is a person or organization responsible for running a public event. A museum or university, for example, may be the presenter or host of an exhibit. In films, a presenter (but not a host) is a usually well-known executive producer credited with introducing a film or filmmaker to a larger audience.
In broadcast media a presenter is, especially in British English, the person who hosts, narrates, or otherwise takes the main role in presenting a radio or television programme.
A person who hosts or presents other kinds of public entertainment may also be known as a master of ceremonies (often abbreviated to MC, or emcee).
A television presenter is a person who introduces or hosts television programmes. Nowadays it is common for minor celebrities in other fields to take on this role, but there are also a number of people who have made their name solely within the field of presenting, particularly within children's television series to become a television personality.
Some presenters may double as an actor, model, singer, comedian etc. Others may be subject matter experts, such as scientists or politicians, serving as