William Bennet Stevenson was an explorer and adventurer who left his mark on South America and Greece in the early part of the 19th century. Few today know his name, but he is credited with being the first person to introduce the potato crop to a newly independent Greece. No mean feat given the Mediterranean climate. Stevenson’s origins are obscure, but he is referred to as Irish in documents. He appeared in South America in about 1803 when he arrived in Chile with the intention of exploring the country. His plans came to an abrupt halt when he was arrested...