Greg Barber has made a career of startups within news organizations. These days, he leads a team that creates storytelling tools and manages The Washington Post’s portfolio of newsroom software. In his 14 years at The Post, he helped develop the Express newspaper as its deputy editor, created experimental news sites and mobile apps as managing editor of WaPo Labs, co-founded The Coral Project open-source digital-engagement collaborative, and launched more than a dozen interactive tools for the Post newsroom.