Wall Street Journal Editor Robert Thomson is making Los Angeles bureau changes. Most interesting to Hollywood is naming a new Bureau Chief and a new Entertainment News Editor. Edited memo follows:

“The tone of life in Hollywood is about to take a turn for the sophisticated with the appointment of Rob Guth, our esteemed tech reporter and Bill Gates chronicler from San Francisco, as LA bureau chief. Elsewhere on the LA credits, Ethan Smith is taking on a new, enhanced role as Entertainment News Editor in the bureau. A member of the bureau since 2003, Ethan has broken a string of stories on major mergers and moguls. In his new role, he will be the prime reporter and shepherd of our Hollywood entertainment coverage. Before joining the Journal, Ethan worked as a freelance writer and in staff jobs at New York magazine, the Industry Standard, and Entertainment Weekly.

Editor-in-Chief Nikki Finke - tip her here.