Michael LadweinMichael Ladwein is an art historian and expert on religions who now conducts art study tours. He is also an author and translator. His published works include Chartres, Ein Führer durch die Kathedrale ("Chartres, A guided tour of the cahedral") and Raphaels Sixtinische Madonna ("Raphael's Sistine Madonna"). For more information visit his website at www.ladwein-reisen.de. Read More Read Less