Jo Anne Van Tilburg of Rapa Nui's role in Polynesian seafaring history; Explore the natural environment of the Pacific Ocean and the ecology of Rapa Nui as part of that environment; Develop cultural exchanges with other Pacific islanders and continental peoples through the celebration of Rapa Nui maritime skills. Jo Anne Van Tilburg Jo Anne Van Tilburg is an American archaeologist best known for her research on the statues of Easter Island (Rapa Nui). Her primary specialty is rock art. Van Tilburg was born in Minneapolis, Minnesota and graduated from the University of Minnesota in 1965, receiving her Ph.D. from the University of California
Easter Island Polynesian society for generations. However, the origins of the sweet potato trace back to South America, suggesting evidence of interaction at some point in time between these two geographic areas. Although recent research suggests that sweet potatoes may have spread to Polynesia by long distance dispersal long before the Polynesians arrived. When James Cook visited the island, one of his crew members, a Polynesian from Bora Bora, Hitihiti, was able to communicate with the Rapa Nui. The language most similar to Rapa Nui is Mangarevan, with an estimated 80 percent similarity in vocabulary. In 1999, a voyage with reconstructed Polynesian