This volume consists of expository and research articles that highlight the various Lie algebraic methods used in mathematical research today. Key topics discussed include spherical varieties, Littelmann Paths and KacโMoody Lie algebras, modular representations, primitive ideals, representation theory of Artin algebras and quivers, KacโMoody superalgebras, categories of HarishโChandra modules, cohomological methods, and cluster algebras.