96882
This formula , if dissected scientifically and proven , would support researcher Simon LeVay 's blind study of the hypothalamus in gay men , women , and straight men , which indicates that there is a biological difference between straight men and gay men .
 Simon LeVay
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:
 Simon LeVay