Social media has introduced new parameters that can potentially transform the digital political conversation. Traditionally, in the age of mass communication, public debate was dominated by politicians and journalists. However, digital platforms, primarily Twitter, have allowed other social actors to join the political discussion, trying to influence it. The objective of this research is to establish what factors enable the authority and digital influence of political actors in the public debate on Twitter. We use a big data sample of 127.3 million tweets from the negotiation process around the formation of the Government in Spain. The applied methodology is based on social network analysis and machine learning. The results show that ideology, political initiative, and political career are configured as factors capable of conditioning the authority and influence of political actors in the political conversation on Twitter.

社交媒体引入了新的参数，可以潜在地改变数字政治对话。传统上，在大众传播时代，政治辩论和新闻记者主导着公众辩论。但是，主要是Twitter的数字平台已允许其他社会参与者加入政治讨论，以试图影响政治讨论。这项研究的目的是确定在Twitter上的公开辩论中，哪些因素可以使政治角色的权威和数字影响力得以实现。在西班牙政府成立前后的谈判过程中，我们使用了1.273亿条推文的大数据样本。应用的方法基于社交网络分析和机器学习。结果表明，意识形态，政治主动性，