Answer: They're part of a conference about how to assist in prisoner re-entry into society and the job market.
The three officials (McGreevey is a jobs coordinator for the city of Jersey City now) are hosts of the Prisoner Reentry Conference, Thursday, April 17, 2014, 9AM - 4PM. It will be held at Saint Peter’s University, 2641 John F Kennedy Blvd W, Jersey City, NJ.
The conference "will focus upon ex-offenders, successful reentry initiatives, and our attempt to design a model plan for local and regional reentry efforts."
A schedule has been released, so watch for more details.
Jayson Williams will give a lunchtime address about his reentry experience, and Christie is the keynote speaker.