1882
Her dissertation research focused on the history of systems thinking specifically the lives and work of the five founders of the Society for  General Systems  Research : Ludwig von Bertalanffy Kenneth Boulding Ralph Gerard James Grier Miller and  Anatol Rapoport  .
 General Systems, Anatol Rapoport
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 General Systems, Anatol Rapoport