Mullin starred at St. Johns in the early 1980s being named Big East Player of the Year 3 times and College Basketball Player of the Year in 1985. Drafted by the Golden State Warriors Mullin was a 5 x NBA All-Star and was inducted into the Collegiate and National Basketball Hall of Fame in 2011. Jersey comes with James Spence Authentication (JSA) witness certificate of authenticity. What that means is a representative from JSA witnessed Mullin signing your jersey. Hologram # is verified on JSA's website. Autographed on October 16 2011 in Chantilly VA. Warriors away blue jersey. Autographed in black. comes with powers collectibles coa and matching holograms