Mr. Wakefield sees it as turning paper into an interactive medium.

Indeed, technological innovation has been and will continue to be an essential element in the successful development of a widely used interactive medium.

The use of computer models provides an exacting, interactive medium in which to formulate and test theories.

In contrast, the Internet is an interactive medium.

In fact, some say text may be trendy enough to be called an interactive medium.

But there's so much more you can do with the interactive medium.

The broadcast networks do have links with on-line services to experiment with this new interactive medium.

It is well known that the Internet is an interactive medium supported by banner advertising.

The most popular interactive medium, the video game, was invented in the early 1960's.

For a participatory, interactive real-time medium, there was precious little interaction unless you left the hall to talk in the lobby.