Posted on January 5, 2016 by J. David Goodman in The New York Times The New York Times, By J. David Goodman Mayor Bill de Blasio moved on Tuesday to fill a crucial post in a depleted team at City Hall, appointing a Bronx-born public health official who has held key roles in California and Texas as his new deputy mayor for health and human services. The appointment of Herminia Palacio, 54, ended a four-month vacancy in the position, at a time when the de Blasio administration is facing criticism over a rise in the homeless population.