The latest film by director Miguel Arteta ’89, Cedar Rapids (Fox Searchlight Pictures), opened to positive reviews in mid-February after being well-received at the Sundance Film Festival. The comedy, written by Wisconsin native Phil Johnston, stars Ed Helms (The Office) as an earnest insurance salesman who is asked by his small town firm to attend an insurance convention in Cedar Rapids, Iowa, where he learns about life in a weekend as he befriends a motley bunch of party-loving conventioneers played by John C. Reilly, Anne Heche, and Isiah Whitlock Jr. (The Wire). In her New York Times review, film critic…