What year was the author of The Art of Thinking born?
Rolf Dobelli Rolf Dobelli (born July 15, 1966 in Luzern, Switzerland) is a Swiss author and businessman.
Buckminster Fuller Richard Buckminster "Bucky" Fuller ( ; July 12, 1895 – July 1, 1983) was an American architect, systems theorist, author, designer, and inventor.