116135
In 1960 , Ali Javan co-invented the first gas laser , and fuzzy set theory was introduced by Lotfi A. Zadeh .
 Ali Javan, Lotfi A. Zadeh
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Ali Javan, Lotfi A. Zadeh