The Cochrane Collaboration Simply they are developed without due knowledge or understanding of prior art. I read papers every day, and I have a long memory. In fact I’ve been reading papers for 15 years both papers for my specific research, and then again those that just interest me. And for the last eight years I’ve kept notes on each paper to help me remember. I got into the habit by taking a lesson from one of my students, Darren Lunn.