A Report of Sexual Misconduct, a $25,000 Payment and an Activist’s Abrupt Exit

In December, Glenn E. Martin, a leading voice in the push to close Rikers Island, abruptly quit the criminal justice reform group he had founded. A woman who had worked for him at the organization had been paid $25,000 in 2015 as part of a confidential agreement after she said that Mr. Martin had groped her.