RFID (Radio-Frequency IDentification) has been proposed as a leading technology that could help reduce wastage in perishable food supply chains. This is due to their cost-effective ability to reliably identify tagged items as well as gather information on their ambient conditions through...

Despite their implementations in a wide variety of applications, there are very few instances where every item sold at a retail store is RFID-tagged. While the business case for expensive items to be RFID tagged may be somewhat clear, we claim that even ‘cheap’ items (i.e., those that cost...

As perishable food supply networks become more complex, incidents of contamination in these supply networks have become fairly common. Added to this complexity is the fact that there have been long delays in identifying the contamination source in several such incidents. Even when the...