With self-published ebooks regularly claiming at least some positions on major bestseller lists, we wanted to move past random data points to some kind of regular monitoring. After weeks of private experimentation, we are ready to make our new process transparent. Tapping our existing stream of aggregated bestsellers lists at PublishersMarketplace (which cover multiple lists from 9 sources), we have added tagging to identify self-published titles. The new output is viewable in a couple of ways. The new PM Self-Published Bestsellers list shows all of the self-published titles to make at least one list we track — and applies a […]