unconscious bias

The 1956 American classic musical tells the story of Eliza Doolittle and Professor Henry Higgins, in which he tries to elevate her station in life by improving her speech. It may be worth re-examining the premise, in contemporary America, specifically: Does our speech give away our social status?
Why do patients seek a second opinion? Even when making an "evidence-based" decision, our unconscious bias towards one option or another alters how we judge the evidence -- and how long we search.