Four today

1. Michael Pollan ("The Omnivore's Dilemma") and Eric Schlosser ("Fast Food Nation") will join KCRW's Evan Kleiman on February 9 at USC to talk about the way we feed ourselves. LA Weekly

2. KOCE has rebranded itself PBS SoCal and plans to expand its staff in Los Angeles as it becomes the main PBS affiliate in Southern California, taking over from the PBS divorcee KCET. Franklin Avenue (via LA Observed)

3. When ordered to turn over information about several users in connection with the federal investigation of Wikipedia, Twitter successfully challenged the court's gag order and told the subjects of the investigation what had happened. Wired

4. Media organizations need to update their codes of ethics to keep up with the times. Poynter