Photochemistry and Photophysics of Earth-Abundant Transition Metal Complexes, Volume 83 in the Advances in Inorganic Chemistry series, highlights new advances in the field, with this new volume presenting interesting chapters on topics such as Radioluminescence of Copper(I) Clusters, Photophysics and Photochemistry of Chromium(III) Complexes (Molecular Rubies), Chromic behaviors of luminescent copper(I) complexes, Long-lived photoluminescence in group 4 metal complexes enabled by ligand-to-metal charge transfer, Photoactive MOFs for CO2 Activation utilizing Earth Abundant Metals, and more. Other sections cover Earth Abundant Metal Complexes for Optoelectronic Applications, Photoactive metal to ligand charge transfer excited states in 3d6 and 3d8 complexes, Ligand-to-metal charge-transfer excited states in d0 transition-metal complexes: Investigations into the photochemistry and photophysics of emissive titanocenes, Ultrafast dynamics in photoactive copper complexes from optical and Xray methods, and Photophysical properties of Ni(II) complexes and some copper(I) and zinc(II) complexes.