Ian Buckwalter Congratulations to DCist’s own Ian Buckwalter, who was selected as one of 25 journalists to participate in the National Endowment for the Arts Arts Journalism Institute in Theater and Musical Theater. Nicely done! Buckwalter says that he imagines everyone wants to improve his or her writing, but he’s also looking specifically to hone his critical instincts. “I’ve never had any actual training in criticism, so I’d like to learn about how other people…