Our new JACS article "Olefin Metathesis in Confined Geometries: A Biomimetic Approach Towards Selective Macrocyclization" F. Ziegler, J. Teske, I. Elser, M. Dyballa, W. Frey, H. Kraus, N. Hansen, J. Rybka, U. Tallarek, M. R. Buchmeiser has been accepted.