Johann Author is a Swiss author best known for his novel 'Robinson Crusoe'. He was born in 1712 and wrote many other works, including 'The Swiss Family Robinson' and 'The Adventures of a Dog, a Boy, and a Good Samaritan'. He is considered one of the most influential authors of the 18th century. His works have been translated into more than 50 languages and have inspired countless adaptations. The crossword solution WYSS stands for Johann Wyss, his full name.