Here is a sample email you can personalize and forward to colleagues, friends and family. Of course, you can send your own message, if you prefer.
Here is a brief announcement calling for participants. Please feel free to post on Facebook, LinkedIn Groups, Google + communities. You can also personalize it and send to your alumni publication(s).
Here are sample messages to send to your Twitter followers:
• @SciCasters launches call for science and tech experts/enthusiasts #science #tech http://ow.ly/xTAbT
• Science & Tech experts predict now. http://ow.ly/xTAQB
• Predict future outcomes of popular Science and Technology topics #science #technology http://ow.ly/xTAQB