1980
In 1980, an International Master title was no longer sufficient for entry. Eligibility requirements were increased to Grandmaster, adults rated over 2450, and juniors rated over 2350. The average rating of the field of 43 jumped to 2487. Roman Dzindzichashvili (Israel) won with the score 7–2. Dzindzichashvili had emigrated from Israel to the U.S. the year before and would subsequently become a U.S. citizen. Michael Wilder, Jay Whitehead, Doug Root, and Ron Henley (all USA) earned IM norms; Joel Benjamin (USA) earned an FM norm.
Read more about this topic: Lone Pine International, Tournaments