An effective approach to finding government statistics on a topic is to use the following search in Google:
Statistics YOUR TOPIC site:.gov
For example: statistics crime site:.gov
Other Data Sources:
Most colleges and universities have online databases of faculty experts. This Google search can help:
expert YOUR TOPIC site:.edu
Nonprofit organizations that advocate for an issue can be good sources of background and people to interview. But you still need to evaluate their credibility. Check the About section for their mission or their board of directors to see if they have prominent people serving.
Some search strategies: