ALEXANDRIA, VA, 2015-4-29 — /EPR Retail News/ — Allison Dean has joined NACS as meetings coordinator.  Dean will join the NACS meetings and conventions team and assist in the day-to-day operations of several NACS meetings throughout the year, including the NACS Show, one of the nation’s largest and most successful tradeshows. Allison comes to NACS most recently from…