Jean-François Lyotard
Bracha L. Ettinger
CC BY-SA 2.5
Bracha L. Ettinger at <a rel="nofollow" class="external free" href="https://www.flickr.com/photos/bracha-ettinger/2106213604/in/photostream/">https://www.flickr.com/photos/bracha-ettinger/2106213604/in/photostream/</a>