@toc Social Media Use the following image as your graphic for all social platforms. 600 X 335 pixels https://osf.io/kxvab/ Here are some sample Twitter posts you can start with. We would like you to use the #PreregChallenge hashtag everywhere. I’ve taken the #PreregChallenge and you should too! https://goo.gl/E4BfZa [Include photo above] Let’s improve science by taking the #PreregChallenge https:...