Yosseph "Yossi" Ghinsberg (Hebrew: יוסי גינסברג; born 25 April 1959) is an Israeli adventurer, author, entrepreneur, humanitarian, and motivational speaker, now based in Byron Bay, Australia. Ghinsberg is most known for his survival story in an uncharted part of the Bolivian Amazon jungle for three weeks in 1981. Ghinsberg's survival story was enacted in the 2017 psychological thriller Jungle, starring Daniel Radcliffe as Yossi Ghinsberg where he was separated from his mochileros (Spanish for “backpackers”) friends. Ghinsberg's story was also featured in the documentary series I Shouldn't Be Alive on Discovery Channel.