The 50 Year Anniversary of the development of electron counting paradigms for polyhedral molecules is celebrated in two volumes of Structure and Bonding.  Volume 1 covers the historical development, theoretical models and applications to boranes and metalloboranes.

The 50 Year Anniversary of the development of electron counting paradigms is celebrated in two volumes of Structure and Bonding. Volume 2 covers applications to metal and metalloid clusters of the transition and post-transition elements