Role Playing: Eva Barr explored two personas of Alzheimer’s victim to find center of ‘Alice’

Interview: To watch Eva Barr play out the progressive, early-onset dementia of the woman at the center of “Still Alice” at Lookingglass Theatre is to forget you’re looking at the subtle, skillful work of an actor. Yet hardly less remarkable is the way Barr arrived at the role: She began, in first readings with playwright-director Christine Mary Dunford, by taking a different part, an alternate Alice – a separate character Dunford identifies simply as Herself.