Jack Sabin, Scientist and Friend, Volume 85 in the Advances in Quantum Chemistry series, highlights new advances in the field, with chapters in this new release including: Elastic scattering of electrons and positrons from alkali atoms, Dissipative dynamics in many-atom systems, Shape sensitive Raman scattering from Nano-particles, Experience in E-learning and Artificial Intelligence, Structure and Correlation of Charges in a Harmonic Trap, Simulation of Molecular Spectroscopy in Binary Solvents, Approach for Orbital and Total Mean Excitation Energies of Atoms, and A New Generation of Quasiparticle Self-Energies. Additional sections cover: The stopping power of relativistic targets, Density functional methods for extended helical systems, Inspecting nlm-distributions due to charge exchange collisions of bare ions with hydrogen, Long-lived molecular dications: a selected probe for double ionization, and much more.