Readings--the effects of twitter

Read and tweet by 9 am Monday:

• SM silences debate?  http://www.nytimes.com/2014/08/27/upshot/how-social-media-silences-debate.html?smid=tw-share&abt=0002&abg=
•  Keep your opinion to yourself--http://www.theguardian.com/media/2014/may/22/bbc-editor-election-coverage-ukip-twitter?CMP=twt_fd 
• twitter and hong kong protests--http://blogs.wsj.com/chinarealtime/2014/10/01/hong-kong-protests-how-they-unfolded-on-twitter/