Today a new paper was published in Int. J. Quant. Chem. because of the Perspective paper by Marcel Swart. M. Swart “Spin states of (bio)inorganic systems: Successes and pitfalls” Int. J. Quantum Chem. 2013, 113, 2-7 DOI: 10.1002/qua.24255 It also featured on the Cover of the journal!