How Do You Find Out Who Your Characters Really Are?

"We're in this massive really in depth plotting right now. We haven't actually put a single word of the actual book down, but we've got 35 pages of synopsis so far" "It was just fun having these two characters talk to each other, fight and conflict with each other," he says about writing early scenes on an iPad. 'You don't always know how they're going to react until you put your character in that situation' The author has not yet set a release date for his new novel.