who was the directed of the above mentioned episode?
Jeffrey Blitz
Chair Model
Written by B. J. Novak, and directed by Jeffrey Blitz, the episode first aired in the United States on April 17, 2008 on NBC. 
who plays the chair model in the office UNANSWERABLE what is "the office"? American comedy television series what is its storyline? It depicts the everyday lives of office employees in the Scranton, Pennsylvania branch of the fictional Dunder Mifflin Paper Company. who are the main characters of the series? UNANSWERABLE what are the tourist places to visit in the place mentioned above? Steamtown National Historic Site, Electric City Trolley Museum, McDade Park, etc. are some of them what is the weather like here? Humid continental climate what kind of sports do they participate int? Baseball and football
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Chair Model [SEP] Introduction
"Chair Model" is the fourteenth episode of the fourth season of the American comedy television series "The Office", and the show's sixty-seventh episode overall. Written by B. J. Novak, and directed by Jeffrey Blitz, the episode first aired in the United States on April 17, 2008 on NBC. The episode guest-stars Brooke Dillman and Robert R. Shafer as Bob Vance. The series depicts the everyday lives of office employees in the Scranton, Pennsylvania branch of the fictional Dunder Mifflin Paper Company. In the episode, Michael Scott (Steve Carell) finds himself lonely and wanting a relationship after breaking up with Jan Levinson (Melora Hardin).