Jewish agronomist, botanist, and zionist activist (1876-1919).
Aaron Aaronsohn (Hebrew: אהרון אהרנסון) (21 May 1876 – 15 May 1919) was a Romanian-born Jewish agronomist, botanist, and political activist, who lived most of his life in Zikhron Ya'akov. Aaronsohn was the discoverer of emmer (Triticum dicoccoides), believed to be "the mother of wheat." He founded and was head of the NILI espionage network.