The mayor “rarely meets with many of his commissioners” according to a review of his public schedules. (Read those here).

At times, Mr. de Blasio’s schedule is “making it difficult for department heads to advance new ideas at City Hall, or to inform the mayor about problems at their agencies,” The Times’s William Neuman reports.

Just ask Joe Esposito, commissioner of the Office of Emergency Management, whose firing this weekend took three days. Why? Because Mr. Esposito demanded to hear directly from the mayor.

The data: In 2015, he averaged 17 days a month at City Hall; in 2016 it fell to 14; last year, it dropped to nine.

This year through September, Mr. de Blasio averaged 10 days, according to his schedules.

The stay-at-mansion mayor: Mr. de Blasio said he preferred working at his official residence, Gracie Mansion.