it's about reaching people,,itts about sense, says berkeley political science professor jack citrin,ogy has made politics easier. messages can be targeted across many different sites and devices. campaign rhetorii can be disseminate mucc more quickly today wiihh social media. with the benefit of incuubency, obama for instance, the president has 19-million followers on twitter to romney's one million. the president is also seen as a pioneer in using tech...(nats)for exaaple, when he took office, record his weekly saturray padresses, in addition to the was seen as a trailblazer tt harnessing the internet to organize and communicate with supporters. there's also been numerous ttips to sslicoo valley.... facebook and linkedin towwhalls.... and a high profile dinner involving c-e-os iicluding mark zuckerberg and the late teve jobs. aside from the facebook, youtube and twitter profills, the candidates and conventions are also using google +, instagram, services hat weren't around the last election cycce. but cctrin says it's unclear whether tehnology truly has an impact on voterrbehavior.