In 1970 he made a second, bigger splash with «Information,» an international survey of about 130 artists, filmmakers and collectives that explored the tangled strains of mixed - media, participatory and
ephemeral works gathered under the umbrella of Conceptual art.
The role of a Collision Investigator has changed, I used
gather the evidence at the collision scene in the form of skid marks,
ephemeral data and the position of debris to
work out the movements of the vehicles up to the point of impact.