18. Chris Messina: @chrismessina – Chris Messina has spent a decade working on social applied sciences snd startups. In 2004, he helped organize the grassroots flow that propelled Mozilla Firefox to its first 100 million downloads. In 2007, he introduced the hashtag to Twitter, altering the social media platform continually. During his time at Google he lead the introduction of Google Developers as brand and the crucial hub for all related tools, amenities, and documentation.
He also lead the efforts to design Google+’s writer platform offerings, adding the +1 button. Most recently, Messina was the developer experience lead at Uber where he championed chatbots and the developer platform to advertise Uber API integrations.