Photographer Kat Mulkey spotted this out of date information in the Contra Costa Times:

I offered some basic advice for preventing factual errors in this post. You should also download the free Regret the Error accuracy checklist here. Then read my Columbia Journalism Review column that explains why checklists are so effective.
Finally, if you have any tips or tricks for helping to prevent errors, please share them with me, so I can share them with others.