Speakezee Directory of academics in the UK.
Global Experts Experts from around the world (UN sponsored)
Public Insight Network Find people to provide voices for stories (mainly USA)
HerSay Female experts, mainly in UK.
SheSource Female experts in the United States.
Expert Guide (Australia) Find academic experts in Australia.
ProfNet Journalists post expert requests, you reply (like HARO)
Expertise Finder Connects journalists with faculty experts in seconds.