Changing retailer demands, eating habits, demographics, regulations and sustainability efforts are common themes in packaging, but they’re especially apparent among bakery and snack product manufacturers. “Bakery and Snacks–Market Assessment 2012,” released this month by Packaging Machinery Manufacturers Institute (PMMI), a Reston, Va.-based trade association and organizer of the PACK EXPO trade shows, details the effects of these trends for original equipment manufacturers (OEMs) as well as their customers. Below are some of the trends discussed in the report: