DES MOINES — A state nominating commission Monday began interviewing 22 candidates — 15 women and seven men — seeking to be appointed by Gov. Kim Reynolds to serve on the Iowa Supreme Court after Justice Bruce Zager retires in September.“This is my first job interview in 25 years,” Bettendorf lawyer Jean Dickson told the 17-member Iowa Judicial Nominating Commission.The commission is scheduled to complete the 25-minute interviews under Iowa’s merit-selection process Tuesday and then narrow the list to three candidates to be submitted to the governor.