When to pitch and other insights from Muck Rack
The annual journalist survey by Muck Rack offers interesting tidbits about the best times and methods for pitching reporters. This infographic that Muck Rack published with information from its annual State of Journalism report is incredibly handy.
The best advice in this story is to research your targets and understand what they like. I would add: Understand the production schedule they work on, both for online and, if applicable, print. Check out the full article that accompanies the infographic.