When I first watched the video of Alice Tan Ridley singing on America's Got Talent, I had the same reaction as the judges: surprise, awe and a shiver of joy. When I met Ms. Ridley, I was struck by her infectious smile.

She told me as I interviewed her that through all the years she spent singing in parks and subway stations in New York City, what she discovered was that she was "in the joy business." She was meant to bring joy to all of us here on earth with her, she said.

Read the full blog post by Terry Davis on the Duke City Fix.