Very true. Ask anyone who's worked as a "consultant" in some emergent field. A lot of them feel like frauds. But the truth is that, because it's all so new, nob

Very true. Ask anyone who's worked as a "consultant" in some emergent field. A lot of them feel like frauds. But the truth is that, because it's all so new, nobody really knows anything, so all you need is background knowledge from related areas and the confidence to make it up as you go along.