The darker history of Planned Parenthood is being quietly erased. Planned Parenthood is responsible for a significant share of abortions in the United States, and while more people are beginning to examine the origins of the organization, its history is increasingly being removed from public view. At its New York headquarters, for example, references to founder Margaret Sanger are being eliminated in real time. But history cannot be erased so easily. Too many people are aware of the organization