Note added 1995: This document was witten in 1987 and reflects
the state of the art and my thinking at that time. Definitely a
pre-Web report! I am making it available again to allow you to
reflect on the extent to which the issues facing the WWW are
similar to or different from the issues discussed in 1987. The
report was originally published in the ACM SIGCHI Bulletin 19, 4
(April 1988), pp. 27-35. For more thorough coverage of
hypertext, including the work at Hypertext'87 as well as both
earlier and later research, please see my book Multimedia and
Hypertext: The Internet and Beyond. HyperTEXT'87 was the first
large-scale meeting devoted to the hypertext concept. Before the
workshop, hypertext had been considered a somewhat esoteric
concept of interest to a few fanatics only. So just in case some
readers don't know what hypertext is, let me start by defining
it: "Hypertext" is non-sequentially linked pieces of text or
other information. If the focus of such a system or document is
on non-textual types(1) o