Breadfruit, called 'ulu in Hawaiian, was one of the plants Polynesians brought in their sailing canoes when they discovered the Hawaiian Islands. It is a staple food throughout the Pacific, and in ancient Hawai'i it was a crop of much greater nutritional, cultural, and political significance than its presentday status here suggests. The authors of this book assembled historical references to 'ulu and did nutrient analyses to develop a picture of the...