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Research Dr. Simmerling is leading a team of researchers in the development of new algorithms and programs for accurate and efficient simulation of large biomolecular systems using state-of-the-art computers .
 Simmerling
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Simmerling