The deaths of seven World Central Kitchen humanitarian aid workers in Gaza has shone a light on the dangerous conditions facing people delivering essential supplies to Gazans. Some aid organizations have either suspended or modified deliveries in order to protect worker safety. It comes at a time when food and other supplies are desperately needed in Gaza. The UN says that a famine is looming for people living there. Simply put, getting aid into Gaza has long been difficult. But without a ceasefire it is a logistical nightmare.Dr. Sarah Schiffling is an expert in humanitarian logistics. She’s the Deputy Director of the Hemlock Research Institute at the Hanken School of Economics in Helsinki, Finland. She explains the challenges of getting aid into Gaza and what can be done to make it easier.Questions? Comments? Ideas? Email us at thedecibel@globeandmail.com