Should Graduate Students Publish Outside Philosophy Journals?

"One publication in an artificial intelligence or other special science journal combined with two in philosophy journals would not hurt you, I believe. It may even help you by enhancing your bona fide scientific/technical credentials. But if the ratios were reversed, or worse, if all your publications were in non-philosophy journals, then some people might raise their eyebrows. "

http://philosophyofbrains.com/2009/12/29/should-graduate-students-publish-outside-philosophy-journals.aspx