This article, titled "Architecture of Cities: Something Blue, Frank Gehry," is written by Richard Schulman, a photographer and writer. Schulman recounts a train journey with renowned architect Frank Gehry, during which they discuss Gehry's works and Schulman's photography. Schulman reflects on the significance of the color blue in his photography and its presence in the universe. The article concludes with a mention of their parting at Grand Central Station.