On the occasion of Heinz von Foerster's 90th birthday on November 13, 2001, a booklet with CD-ROM was co-produced by echoraum and the Heinz von Foerster Society. The series of so far unpublished (photographic and acoustic) materials aptly illustrates Heinz von Foerster's impressive synthesis of "life and work".

2001, 96 pages, 65 figs., partly in 4c, CD-ROM (MAC/PC/MP3).

ISBN 3-901941-08-8   EURO 15,-  plus shipping and handling.

Here you find further material.

Here you can order the book.