225
The book features a foreword by Dr. Howard Eisenson Executive director of the Duke Center as well as endorsements by former Executive director Dr. Michael Hamilton and  Tommy Thompson  former governor of Wisconsin and a former United States  Secretary  of Health and Human Services .
 None
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:
 None