Aharon Katzir Katchalsky

Abstract

We the undersigned were scientific colleagues and friends of Aharon Katzir Katchalsky. Your readers will know of his tragic death, in company with 25 others, at the hands of terrorists in the airport at Lod. We write not only to mourn the loss of an old friend and one of the greatest scientists to emerge from Israel, but also to express our horror at so indiscriminate and so futile a waste of rare human resources. Aharon Katchalsky was vigorous in the pursuit of scientific research of a most distinguished kind, and also found time to play a leading part in all kinds of international organizations and activities to the extent that he seemed to be a citizen of the world rather than