我們先簡單解析提名制度的三個面向，進而以光譜的方式呈現候選人產生的方式；再來，概略描述民進黨從1990年代以來的提名制度變動，並對其影響稍作評論；最後，說明民進黨近日對於臺北、高雄市長候選人產生的過程。

We begin with a brief introduction of the three dimensions of a nomination system and then go on to present a spectrum of various methods of candidate selection. Second, we trace the evolution of the nomination system within the Democratic Progressive Party since the 1990s. Finally, we look into the recent disputes among the quarreling DPP factions over the selection of candidates for the upcoming mayoral elections in Taipei and Kaohsiung.