Manager: I have circulated a posting for the position of Social Scientific Researcher. Applicants must have either an earned doctorate and a track record of published research, or else five years' work experience. The relevant fields for these requirements are sociology, psychology, and education. Which one of the applicants, as described below, does NOT meet the manager's requirements? ['Alvin Johnson is a doctoral candidate at a local university and is currently working on a dissertation. Prior to undertaking doctoral studies, he worked as a psychology researcher for seven years.', 'Alicia Arias holds an earned doctorate in sociology from a prestigious university and has published one book and fifteen research articles in sociology.', "Michael Roberts has published two highly regarded books on the problems of urban public schools and has a master's degree in special education. He taught special education classes for two years and then for four years served as a research associate with the Mayor's Task Force on Education.", "Edward St. John has worked as a business consultant for the past ten years, during which time he has published six novels. He holds an earned doctorate from one of the nation's foremost business schools."]