The older woman faced them directly. “There can often be milestones along the way, occasions when the caregivers, and sometimes the patient, can spot that they are entering a new stage.  Perhaps that’s what Edinburgh was all about.  You say she hasn’t been the same?” Elizabeth Fairborough’s queries were professionally delivered, but behind the words was a shared sense of sadness between the doctor, Robin, and Jennifer.  Alberta was down the hall, undergoing a series of tests. With her in good and capable hands, the three had used the opportunity to have an intimate chat in Fairborough’s office. “No, something’s different. She still gets around the house with no real problems, but she more frequently fades off into another world – sometimes right in front of us.  Her eyes light…