1/ All right here's my story about why it took social science years to correct a simple error about psychoticism http://nymag.com/scienceofus/2016/07/why-it-took-social-science-years-to-correct-a-simple-error-about-psychoticism.html …
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more