Who are the most influential people in cryptocurrency? Which startups or platforms are poised to change the fast-growing marketplace over the next year? To help our readers get a lay of the land in this often-opaque sector, we have put together profiles of individuals who have emerged as prominent figures in the digital currency arena. While our list is by no means exhaustive, it offers a snapshot of leaders in the field who will be making headlines in the months ahead, from recent college graduates to Silicon Valley veterans.