In a world which is increasingly mobile, the question of how we respond to people who come from elsewhere, whose beliefs, culture or way of life may not resemble our own, is becoming more pertinent. Offering a warm-hearted welcome to people we don't know is perhaps one of the deepest acts of humanity and faith of which we are capable. Through Walls reflects diversity and offers insight into the cartography of others in a time when this global issue affects so many.