Is it public's or public's?
Similarly, it is asked, is the public singular or plural?
The noun "public" is a mass and a collective noun. Unlike "people", it may take either plural or singular concord depending on the dialect and register and preference of the speaker. For example: The public are getting restless about the austerity measures.
Similarly one may ask, who is called public?
In public relations and communication science, publics are groups of individual people, and the public (a.k.a. the general public) is the totality of such groupings. So in political science and history, a public is a population of individuals in association with civic affairs, or affairs of office or state.
There exist several different kinds or categories of publics: traditional, nontraditional, latent, aware, active, intervening, primary, secondary, internal, external, domestic, and international.