Public space is often seen as problem space in the modem city: it is n
ow as it has always been a space of contention. It is the visible and
accessible venue wherein the public - comprising institutions and citi
zens acting in concert - enact rituals and make claims designed to win
recognition. This article discusses two theses which regard the publi
c realm in the modem city from very different perspectives. It then se
eks to understand the strikingly contrary conclusions about the public
sphere by exploring several of the issues which proponents of the two
viewpoints interpret differently.