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Modern proponents of one or more of the multiverse hypotheses include Don Page , Brian Greene , Max Tegmark , Andrei Linde , Michio Kaku , David Deutsch , Leonard Susskind , Alexander Vilenkin , Yasunori Nomura , Raj Pathria , Laura Mersini-Houghton , Neil deGrasse Tyson , Sean Carroll and Stephen Hawking .
 Don Page, Brian Greene, Max Tegmark, Andrei Linde, Michio Kaku, David Deutsch, Leonard Susskind, Alexander Vilenkin, Yasunori Nomura, Raj Pathria, Laura Mersini-Houghton, Neil deGrasse Tyson, Sean Carroll, Stephen Hawking
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:
 Don Page, Brian Greene, Max Tegmark, Andrei Linde, Michio Kaku, David Deutsch, Leonard Susskind, Alexander Vilenkin, Yasunori Nomura, Raj Pathria, Laura Mersini-Houghton, Neil deGrasse Tyson, Sean Carroll, Stephen Hawking